1321022444102 has 32 divisors (see below), whose sum is σ = 2099128711680. Its totient is φ = 621762207840.

The previous prime is 1321022444089. The next prime is 1321022444113. The reversal of 1321022444102 is 2014442201231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8083283 + ... + 8245089.

It is an arithmetic number, because the mean of its divisors is an integer number (65597772240).

Almost surely, 2^{1321022444102} is an apocalyptic number.

1321022444102 is a deficient number, since it is larger than the sum of its proper divisors (778106267578).

1321022444102 is a wasteful number, since it uses less digits than its factorization.

1321022444102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163196.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1321022444102 its reverse (2014442201231), we get a palindrome (3335464645333).

The spelling of 1321022444102 in words is "one trillion, three hundred twenty-one billion, twenty-two million, four hundred forty-four thousand, one hundred two".