2001111202002 has 64 divisors (see below), whose sum is σ = 4468010241024. Its totient is φ = 592240299840.

The previous prime is 2001111201989. The next prime is 2001111202021. The reversal of 2001111202002 is 2002021111002.

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, 38817948 + ... + 38869464.

It is an arithmetic number, because the mean of its divisors is an integer number (69812660016).

Almost surely, 2^{2001111202002} is an apocalyptic number.

2001111202002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2001111202002 is an abundant number, since it is smaller than the sum of its proper divisors (2466899039022).

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

2001111202002 is a wasteful number, since it uses less digits than its factorization.

2001111202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65263.

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

Adding to 2001111202002 its reverse (2002021111002), we get a palindrome (4003132313004).

The spelling of 2001111202002 in words is "two trillion, one billion, one hundred eleven million, two hundred two thousand, two".