2001210211202 has 4 divisors (see below), whose sum is σ = 3001815316806. Its totient is φ = 1000605105600.

The previous prime is 2001210211177. The next prime is 2001210211213. The reversal of 2001210211202 is 2021120121002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1182567076681 + 818643134521 = 1087459^2 + 904789^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500302552799 + ... + 500302552802.

Almost surely, 2^{2001210211202} is an apocalyptic number.

2001210211202 is a deficient number, since it is larger than the sum of its proper divisors (1000605105604).

2001210211202 is a wasteful number, since it uses less digits than its factorization.

2001210211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000605105603.

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

Adding to 2001210211202 its reverse (2021120121002), we get a palindrome (4022330332204).

The spelling of 2001210211202 in words is "two trillion, one billion, two hundred ten million, two hundred eleven thousand, two hundred two".