211211110201102 has 128 divisors (see below), whose sum is σ = 385725921758208. Its totient is φ = 85554357504000.

The previous prime is 211211110201099. The next prime is 211211110201127. The reversal of 211211110201102 is 201102011112112.

It is a super-2 number, since 2×211211110201102² (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 63 ways as a sum of consecutive naturals, for example, 4306626993 + ... + 4306676035.

It is an arithmetic number, because the mean of its divisors is an integer number (3013483763736).

Almost surely, 2^{211211110201102} is an apocalyptic number.

211211110201102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211211110201102 is a deficient number, since it is larger than the sum of its proper divisors (174514811557106).

211211110201102 is a wasteful number, since it uses less digits than its factorization.

211211110201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54154.

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

Adding to 211211110201102 its reverse (201102011112112), we get a palindrome (412313121313214).

The spelling of 211211110201102 in words is "two hundred eleven trillion, two hundred eleven billion, one hundred ten million, two hundred one thousand, one hundred two".