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202001200220 = 22510100060011
BaseRepresentation
bin1011110000100000110…
…1011011010001011100
3201022101210220012010002
42330020031123101130
511302144301401340
6232444214433432
720410530604661
oct2741015332134
9638353805102
10202001200220
1178739458586
1233195962878
1316082ac6911
149ac3bada68
1553c3ec2715
hex2f0835b45c

202001200220 has 12 divisors (see below), whose sum is σ = 424202520504. Its totient is φ = 80800480080.

The previous prime is 202001200213. The next prime is 202001200259. The reversal of 202001200220 is 22002100202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5050029986 + ... + 5050030025.

It is an arithmetic number, because the mean of its divisors is an integer number (35350210042).

Almost surely, 2202001200220 is an apocalyptic number.

202001200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202001200220 is an abundant number, since it is smaller than the sum of its proper divisors (222201320284).

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

202001200220 is a wasteful number, since it uses less digits than its factorization.

202001200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100060020 (or 10100060018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 202001200220 its reverse (22002100202), we get a palindrome (224003300422).

The spelling of 202001200220 in words is "two hundred two billion, one million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 10100060011 20200120022 40400240044 50500300055 101000600110 202001200220