102001221201332 has 12 divisors (see below), whose sum is σ = 178803152514756. Its totient is φ = 50914606197120.

The previous prime is 102001221201293. The next prime is 102001221201377. The reversal of 102001221201332 is 233102122100201.

It can be written as a sum of positive squares in 2 ways, for example, as 82422684745636 + 19578536455696 = 9078694^2 + 4424764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21501098219 + ... + 21501102962.

It is an arithmetic number, because the mean of its divisors is an integer number (14900262709563).

Almost surely, 2^{102001221201332} is an apocalyptic number.

It is an amenable number.

102001221201332 is a deficient number, since it is larger than the sum of its proper divisors (76801931313424).

102001221201332 is a wasteful number, since it uses less digits than its factorization.

102001221201332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43002201778 (or 43002201776 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 102001221201332 its reverse (233102122100201), we get a palindrome (335103343301533).

The spelling of 102001221201332 in words is "one hundred two trillion, one billion, two hundred twenty-one million, two hundred one thousand, three hundred thirty-two".