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102211201101200 = 2452255528002753
BaseRepresentation
bin10111001111010111100110…
…010101010110110110010000
3111101220021222100021221222012
4113033113212111112312100
5101344112014440214300
61001215102204202052
730346341563322122
oct2717274625266620
9441807870257865
10102211201101200
112a627588421294
12b569270539328
1345056234a53c9
141b35097241212
15bc3b34286435
hex5cf5e6556d90

102211201101200 has 30 divisors (see below), whose sum is σ = 245562410646594. Its totient is φ = 40884480440320.

The previous prime is 102211201101169. The next prime is 102211201101203. The reversal of 102211201101200 is 2101102112201.

It can be written as a sum of positive squares in 3 ways, for example, as 2718396347536 + 99492804753664 = 1648756^2 + 9974608^2 .

It is not an unprimeable number, because it can be changed into a prime (102211201101203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127764000977 + ... + 127764001776.

Almost surely, 2102211201101200 is an apocalyptic number.

102211201101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102211201101200 is an abundant number, since it is smaller than the sum of its proper divisors (143351209545394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102211201101200 is a wasteful number, since it uses less digits than its factorization.

102211201101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255528002771 (or 255528002760 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102211201101200 its reverse (2101102112201), we get a palindrome (104312303213401).

The spelling of 102211201101200 in words is "one hundred two trillion, two hundred eleven billion, two hundred one million, one hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 255528002753 511056005506 1022112011012 1277640013765 2044224022024 2555280027530 4088448044048 5110560055060 6388200068825 10221120110120 12776400137650 20442240220240 25552800275300 51105600550600 102211201101200