2002021001122 has 64 divisors (see below), whose sum is σ = 3147500353536. Its totient is φ = 954217817280.

The previous prime is 2002021001089. The next prime is 2002021001153. The reversal of 2002021001122 is 2211001202002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318435063 + ... + 318441349.

It is an arithmetic number, because the mean of its divisors is an integer number (49179693024).

Almost surely, 2^{2002021001122} is an apocalyptic number.

2002021001122 is a deficient number, since it is larger than the sum of its proper divisors (1145479352414).

2002021001122 is a wasteful number, since it uses less digits than its factorization.

2002021001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6871.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2002021001122 its reverse (2211001202002), we get a palindrome (4213022203124).

The spelling of 2002021001122 in words is "two trillion, two billion, twenty-one million, one thousand, one hundred twenty-two".