102120233011 has 16 divisors (see below), whose sum is σ = 104584400640. Its totient is φ = 99689214240.

The previous prime is 102120233009. The next prime is 102120233023. The reversal of 102120233011 is 110332021201.

It is not a de Polignac number, because 102120233011 - 2¹ = 102120233009 is a prime.

It is a super-2 number, since 2×102120233011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102120234011) 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, 3096736 + ... + 3129538.

It is an arithmetic number, because the mean of its divisors is an integer number (6536525040).

Almost surely, 2^102120233011 is an apocalyptic number.

102120233011 is a deficient number, since it is larger than the sum of its proper divisors (2464167629).

102120233011 is a wasteful number, since it uses less digits than its factorization.

102120233011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33306.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102120233011 its reverse (110332021201), we get a palindrome (212452254212).

The spelling of 102120233011 in words is "one hundred two billion, one hundred twenty million, two hundred thirty-three thousand, eleven".