102012211120111 has 8 divisors (see below), whose sum is σ = 108461115854784. Its totient is φ = 95613104878080.

The previous prime is 102012211120091. The next prime is 102012211120121. The reversal of 102012211120111 is 111021112210201.

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

It is a cyclic number.

It is not a de Polignac number, because 102012211120111 - 2¹³ = 102012211111919 is a prime.

It is a super-2 number, since 2×102012211120111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012211120121) 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, 12449618935 + ... + 12449627128.

It is an arithmetic number, because the mean of its divisors is an integer number (13557639481848).

Almost surely, 2^{102012211120111} is an apocalyptic number.

102012211120111 is a deficient number, since it is larger than the sum of its proper divisors (6448904734673).

102012211120111 is a wasteful number, since it uses less digits than its factorization.

102012211120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24899246321.

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

Adding to 102012211120111 its reverse (111021112210201), we get a palindrome (213033323330312).

The spelling of 102012211120111 in words is "one hundred two trillion, twelve billion, two hundred eleven million, one hundred twenty thousand, one hundred eleven".