2002121010122 has 16 divisors (see below), whose sum is σ = 3007314017280. Its totient is φ = 999683857872.

The previous prime is 2002121010067. The next prime is 2002121010139. The reversal of 2002121010122 is 2210101212002.

It is a junction number, because it is equal to n+sod(n) for n = 2002121010097 and 2002121010106.

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, 4515704 + ... + 4939212.

It is an arithmetic number, because the mean of its divisors is an integer number (187957126080).

Almost surely, 2^{2002121010122} is an apocalyptic number.

2002121010122 is a deficient number, since it is larger than the sum of its proper divisors (1005193007158).

2002121010122 is a wasteful number, since it uses less digits than its factorization.

2002121010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426757.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002121010122 its reverse (2210101212002), we get a palindrome (4212222222124).

The spelling of 2002121010122 in words is "two trillion, two billion, one hundred twenty-one million, ten thousand, one hundred twenty-two".