2001202101002 has 32 divisors (see below), whose sum is σ = 3288001550400. Its totient is φ = 907839214848.

The previous prime is 2001202100951. The next prime is 2001202101007. The reversal of 2001202101002 is 2001012021002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2001202101007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10377074 + ... + 10568162.

It is an arithmetic number, because the mean of its divisors is an integer number (102750048450).

Almost surely, 2^{2001202101002} is an apocalyptic number.

2001202101002 is a deficient number, since it is larger than the sum of its proper divisors (1286799449398).

2001202101002 is a wasteful number, since it uses less digits than its factorization.

2001202101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197990.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2001202101002 its reverse (2001012021002), we get a palindrome (4002214122004).

The spelling of 2001202101002 in words is "two trillion, one billion, two hundred two million, one hundred one thousand, two".