211100121202010 has 32 divisors (see below), whose sum is σ = 380822188923792. Its totient is φ = 84252960916480.

The previous prime is 211100121201997. The next prime is 211100121202067. The reversal of 211100121202010 is 10202121001112.

It can be written as a sum of positive squares in 8 ways, for example, as 79317780038809 + 131782341163201 = 8906053^2 + 11479649^2 .

It is a super-2 number, since 2×211100121202010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99042452 + ... + 101151408.

Almost surely, 2^{211100121202010} is an apocalyptic number.

211100121202010 is a deficient number, since it is larger than the sum of its proper divisors (169722067721782).

211100121202010 is a wasteful number, since it uses less digits than its factorization.

211100121202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131138.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211100121202010 its reverse (10202121001112), we get a palindrome (221302242203122).

The spelling of 211100121202010 in words is "two hundred eleven trillion, one hundred billion, one hundred twenty-one million, two hundred two thousand, ten".