101121022002 has 128 divisors (see below), whose sum is σ = 283348316160. Its totient is φ = 23190647040.

The previous prime is 101121022001. The next prime is 101121022063. The reversal of 101121022002 is 200220121101.

It is a super-2 number, since 2×101121022002² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101121022001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 227877 + ... + 504152.

It is an arithmetic number, because the mean of its divisors is an integer number (2213658720).

Almost surely, 2^101121022002 is an apocalyptic number.

101121022002 is an abundant number, since it is smaller than the sum of its proper divisors (182227294158).

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

101121022002 is a wasteful number, since it uses less digits than its factorization.

101121022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732088.

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

Adding to 101121022002 its reverse (200220121101), we get a palindrome (301341143103).

Subtracting 101121022002 from its reverse (200220121101), we obtain a palindrome (99099099099).

The spelling of 101121022002 in words is "one hundred one billion, one hundred twenty-one million, twenty-two thousand, two".