102122010102111 has 16 divisors (see below), whose sum is σ = 136220788614240. Its totient is φ = 68052286791680.

The previous prime is 102122010102109. The next prime is 102122010102131. The reversal of 102122010102111 is 111201010221201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102122010102111 - 2¹ = 102122010102109 is a prime.

It is a super-2 number, since 2×102122010102111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122010102131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758251285 + ... + 758385953.

It is an arithmetic number, because the mean of its divisors is an integer number (8513799288390).

Almost surely, 2^{102122010102111} is an apocalyptic number.

102122010102111 is a deficient number, since it is larger than the sum of its proper divisors (34098778512129).

102122010102111 is a wasteful number, since it uses less digits than its factorization.

102122010102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240666.

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

Adding to 102122010102111 its reverse (111201010221201), we get a palindrome (213323020323312).

The spelling of 102122010102111 in words is "one hundred two trillion, one hundred twenty-two billion, ten million, one hundred two thousand, one hundred eleven".