102011112120201 has 16 divisors (see below), whose sum is σ = 140720342463360. Its totient is φ = 65655156936320.

The previous prime is 102011112120097. The next prime is 102011112120217. The reversal of 102011112120201 is 102021211110201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102011112120201 - 2¹³ = 102011112112009 is a prime.

It is a super-2 number, since 2×102011112120201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102011112120271) 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, 63199365 + ... + 64793378.

It is an arithmetic number, because the mean of its divisors is an integer number (8795021403960).

Almost surely, 2^{102011112120201} is an apocalyptic number.

It is an amenable number.

102011112120201 is a deficient number, since it is larger than the sum of its proper divisors (38709230343159).

102011112120201 is a wasteful number, since it uses less digits than its factorization.

102011112120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128001936.

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

Adding to 102011112120201 its reverse (102021211110201), we get a palindrome (204032323230402).

The spelling of 102011112120201 in words is "one hundred two trillion, eleven billion, one hundred twelve million, one hundred twenty thousand, two hundred one".