10021121202 has 16 divisors (see below), whose sum is σ = 20043296640. Its totient is φ = 3340198032.

The previous prime is 10021121179. The next prime is 10021121213. The reversal of 10021121202 is 20212112001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136924 + ... + 196952.

It is an arithmetic number, because the mean of its divisors is an integer number (1252706040).

Almost surely, 2^10021121202 is an apocalyptic number.

10021121202 is an abundant number, since it is smaller than the sum of its proper divisors (10022175438).

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

10021121202 is a wasteful number, since it uses less digits than its factorization.

10021121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87857.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10021121202 its reverse (20212112001), we get a palindrome (30233233203).

The spelling of 10021121202 in words is "ten billion, twenty-one million, one hundred twenty-one thousand, two hundred two".