102011002213231 has 4 divisors (see below), whose sum is σ = 102686571764464. Its totient is φ = 101335432662000.

The previous prime is 102011002213129. The next prime is 102011002213297. The reversal of 102011002213231 is 132312200110201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102011002213231 - 2¹⁹ = 102011001688943 is a prime.

It is a super-2 number, since 2×102011002213231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102011002213199 and 102011002213208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011002213531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337784775390 + ... + 337784775691.

It is an arithmetic number, because the mean of its divisors is an integer number (25671642941116).

Almost surely, 2^{102011002213231} is an apocalyptic number.

102011002213231 is a deficient number, since it is larger than the sum of its proper divisors (675569551233).

102011002213231 is an equidigital number, since it uses as much as digits as its factorization.

102011002213231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675569551232.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102011002213231 its reverse (132312200110201), we get a palindrome (234323202323432).

The spelling of 102011002213231 in words is "one hundred two trillion, eleven billion, two million, two hundred thirteen thousand, two hundred thirty-one".