20121202101102 has 32 divisors (see below), whose sum is σ = 40305455573760. Its totient is φ = 6696566880960.

The previous prime is 20121202101071. The next prime is 20121202101167. The reversal of 20121202101102 is 20110120212102.

It is a super-2 number, since 2×20121202101102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8970799 + ... + 10987157.

It is an arithmetic number, because the mean of its divisors is an integer number (1259545486680).

Almost surely, 2^{20121202101102} is an apocalyptic number.

20121202101102 is an abundant number, since it is smaller than the sum of its proper divisors (20184253472658).

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

20121202101102 is a wasteful number, since it uses less digits than its factorization.

20121202101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018968.

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

Adding to 20121202101102 its reverse (20110120212102), we get a palindrome (40231322313204).

The spelling of 20121202101102 in words is "twenty trillion, one hundred twenty-one billion, two hundred two million, one hundred one thousand, one hundred two".