102110021012211 has 16 divisors (see below), whose sum is σ = 139469328015360. Its totient is φ = 66412077871680.

The previous prime is 102110021012183. The next prime is 102110021012243. The reversal of 102110021012211 is 112210120011201.

It is a happy number.

It is not a de Polignac number, because 102110021012211 - 2²³ = 102110012623603 is a prime.

It is a super-2 number, since 2×102110021012211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102110021012611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2842170 + ... + 14570448.

It is an arithmetic number, because the mean of its divisors is an integer number (8716833000960).

Almost surely, 2^{102110021012211} is an apocalyptic number.

102110021012211 is a deficient number, since it is larger than the sum of its proper divisors (37359307003149).

102110021012211 is a wasteful number, since it uses less digits than its factorization.

102110021012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11799106.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102110021012211 its reverse (112210120011201), we get a palindrome (214320141023412).

The spelling of 102110021012211 in words is "one hundred two trillion, one hundred ten billion, twenty-one million, twelve thousand, two hundred eleven".