102101021022111 has 8 divisors (see below), whose sum is σ = 136145366119344. Its totient is φ = 68062011636480.

The previous prime is 102101021022079. The next prime is 102101021022137. The reversal of 102101021022111 is 111220120101201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102101021022111 - 2⁵ = 102101021022079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101021062111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1333883250 + ... + 1333959791.

It is an arithmetic number, because the mean of its divisors is an integer number (17018170764918).

Almost surely, 2^{102101021022111} is an apocalyptic number.

102101021022111 is a deficient number, since it is larger than the sum of its proper divisors (34044345097233).

102101021022111 is a wasteful number, since it uses less digits than its factorization.

102101021022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667855801.

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

Adding to 102101021022111 its reverse (111220120101201), we get a palindrome (213321141123312).

The spelling of 102101021022111 in words is "one hundred two trillion, one hundred one billion, twenty-one million, twenty-two thousand, one hundred eleven".