2002101210122 has 8 divisors (see below), whose sum is σ = 3234163493316. Its totient is φ = 924046712352.

The previous prime is 2002101210073. The next prime is 2002101210139. The reversal of 2002101210122 is 2210121012002.

It can be written as a sum of positive squares in 2 ways, for example, as 1987679842201 + 14421367921 = 1409851^2 + 120089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2002101210097 and 2002101210106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38501946323 + ... + 38501946374.

Almost surely, 2^{2002101210122} is an apocalyptic number.

2002101210122 is a deficient number, since it is larger than the sum of its proper divisors (1232062283194).

2002101210122 is a wasteful number, since it uses less digits than its factorization.

2002101210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77003892712.

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

Adding to 2002101210122 its reverse (2210121012002), we get a palindrome (4212222222124).

The spelling of 2002101210122 in words is "two trillion, two billion, one hundred one million, two hundred ten thousand, one hundred twenty-two".