102011232202221 has 8 divisors (see below), whose sum is σ = 136019091956800. Its totient is φ = 68005430291232.

The previous prime is 102011232202213. The next prime is 102011232202247. The reversal of 102011232202221 is 122202232110201.

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

It is not a de Polignac number, because 102011232202221 - 2³ = 102011232202213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102011232202721) 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, 514345225 + ... + 514543518.

It is an arithmetic number, because the mean of its divisors is an integer number (17002386494600).

Almost surely, 2^{102011232202221} is an apocalyptic number.

It is an amenable number.

102011232202221 is a deficient number, since it is larger than the sum of its proper divisors (34007859754579).

102011232202221 is a wasteful number, since it uses less digits than its factorization.

102011232202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028921795.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 102011232202221 its reverse (122202232110201), we get a palindrome (224213464312422).

The spelling of 102011232202221 in words is "one hundred two trillion, eleven billion, two hundred thirty-two million, two hundred two thousand, two hundred twenty-one".