10012121202102 has 32 divisors (see below), whose sum is σ = 21258081417600. Its totient is φ = 3132769868928.

The previous prime is 10012121202089. The next prime is 10012121202103. The reversal of 10012121202102 is 20120212121001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012121202103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129457452 + ... + 129534767.

It is an arithmetic number, because the mean of its divisors is an integer number (664315044300).

Almost surely, 2^{10012121202102} is an apocalyptic number.

10012121202102 is an abundant number, since it is smaller than the sum of its proper divisors (11245960215498).

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

10012121202102 is a wasteful number, since it uses less digits than its factorization.

10012121202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258992620.

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

Adding to 10012121202102 its reverse (20120212121001), we get a palindrome (30132333323103).

The spelling of 10012121202102 in words is "ten trillion, twelve billion, one hundred twenty-one million, two hundred two thousand, one hundred two".