2001210111202 has 16 divisors (see below), whose sum is σ = 3159924118560. Its totient is φ = 947906027712.

The previous prime is 2001210111181. The next prime is 2001210111269. The reversal of 2001210111202 is 2021110121002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50233 + ... + 2001235.

It is an arithmetic number, because the mean of its divisors is an integer number (197495257410).

Almost surely, 2^{2001210111202} is an apocalyptic number.

2001210111202 is a deficient number, since it is larger than the sum of its proper divisors (1158714007358).

2001210111202 is a wasteful number, since it uses less digits than its factorization.

2001210111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978017.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2001210111202 its reverse (2021110121002), we get a palindrome (4022320232204).

The spelling of 2001210111202 in words is "two trillion, one billion, two hundred ten million, one hundred eleven thousand, two hundred two".