211212001020110 has 32 divisors (see below), whose sum is σ = 388286583783552. Its totient is φ = 82683841565440.

The previous prime is 211212001020073. The next prime is 211212001020179. The reversal of 211212001020110 is 11020100212112.

It is a super-2 number, since 2×211212001020110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 2158184 + ... + 20665956.

It is an arithmetic number, because the mean of its divisors is an integer number (12133955743236).

Almost surely, 2^{211212001020110} is an apocalyptic number.

211212001020110 is a deficient number, since it is larger than the sum of its proper divisors (177074582763442).

211212001020110 is a wasteful number, since it uses less digits than its factorization.

211212001020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18532108.

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

Adding to 211212001020110 its reverse (11020100212112), we get a palindrome (222232101232222).

The spelling of 211212001020110 in words is "two hundred eleven trillion, two hundred twelve billion, one million, twenty thousand, one hundred ten".