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1210112202102 = 231472631369559
BaseRepresentation
bin10001100111000000010…
…011101101010101110110
311021200111210121012110020
4101213000103231111312
5124311302210431402
62323530132110010
7153266465000556
oct21470023552566
94250453535406
101210112202102
11427229877211
12176640165306
138a1615cb94b
14427d9537166
152172785d8bc
hex119c04ed576

1210112202102 has 16 divisors (see below), whose sum is σ = 2420242606080. Its totient is φ = 403367700392.

The previous prime is 1210112202083. The next prime is 1210112202107. The reversal of 1210112202102 is 2012022110121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210112202107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198799 + ... + 1568357.

It is an arithmetic number, because the mean of its divisors is an integer number (151265162880).

Almost surely, 21210112202102 is an apocalyptic number.

1210112202102 is an abundant number, since it is smaller than the sum of its proper divisors (1210130403978).

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

1210112202102 is a wasteful number, since it uses less digits than its factorization.

1210112202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516827.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1210112202102 its reverse (2012022110121), we get a palindrome (3222134312223).

The spelling of 1210112202102 in words is "one trillion, two hundred ten billion, one hundred twelve million, two hundred two thousand, one hundred two".

Divisors: 1 2 3 6 147263 294526 441789 883578 1369559 2739118 4108677 8217354 201685367017 403370734034 605056101051 1210112202102