211010121002 has 8 divisors (see below), whose sum is σ = 316600529700. Its totient is φ = 105476611104.

The previous prime is 211010120987. The next prime is 211010121013. The reversal of 211010121002 is 200121010112.

It can be written as a sum of positive squares in 2 ways, for example, as 196248114001 + 14762007001 = 442999^2 + 121499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14215427 + ... + 14230262.

Almost surely, 2^211010121002 is an apocalyptic number.

211010121002 is a deficient number, since it is larger than the sum of its proper divisors (105590408698).

211010121002 is a wasteful number, since it uses less digits than its factorization.

211010121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28449400.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 211010121002 its reverse (200121010112), we get a palindrome (411131131114).

The spelling of 211010121002 in words is "two hundred eleven billion, ten million, one hundred twenty-one thousand, two".