10012121222202 has 80 divisors (see below), whose sum is σ = 24818779681344. Its totient is φ = 2991244032000.

The previous prime is 10012121222099. The next prime is 10012121222219. The reversal of 10012121222202 is 20222212121001.

It is a happy number.

10012121222202 is a `hidden beast` number, since 100 + 121 + 21 + 222 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39440199 + ... + 39693242.

Almost surely, 2^{10012121222202} is an apocalyptic number.

10012121222202 is an abundant number, since it is smaller than the sum of its proper divisors (14806658459142).

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

10012121222202 is a wasteful number, since it uses less digits than its factorization.

10012121222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79133537 (or 79133528 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10012121222202 its reverse (20222212121001), we get a palindrome (30234333343203).

The spelling of 10012121222202 in words is "ten trillion, twelve billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred two".