211121100001110 has 64 divisors (see below), whose sum is σ = 546268461242112. Its totient is φ = 51910973801856.

The previous prime is 211121100001099. The next prime is 211121100001129. The reversal of 211121100001110 is 11100001121112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 298067524 + ... + 298774983.

It is an arithmetic number, because the mean of its divisors is an integer number (8535444706908).

Almost surely, 2^{211121100001110} is an apocalyptic number.

211121100001110 is an abundant number, since it is smaller than the sum of its proper divisors (335147361241002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211121100001110 is a wasteful number, since it uses less digits than its factorization.

211121100001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596843437.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 211121100001110 its reverse (11100001121112), we get a palindrome (222221101122222).

The spelling of 211121100001110 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred million, one thousand, one hundred ten".