1231122332002 has 8 divisors (see below), whose sum is σ = 1955311939116. Its totient is φ = 579351685632.

The previous prime is 1231122331961. The next prime is 1231122332081. The reversal of 1231122332002 is 2002332211321.

It can be written as a sum of positive squares in 2 ways, for example, as 1008620498601 + 222501833401 = 1004301^2 + 471701^2 .

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

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, 18104740143 + ... + 18104740210.

Almost surely, 2^{1231122332002} is an apocalyptic number.

1231122332002 is a deficient number, since it is larger than the sum of its proper divisors (724189607114).

1231122332002 is a wasteful number, since it uses less digits than its factorization.

1231122332002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36209480372.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1231122332002 its reverse (2002332211321), we get a palindrome (3233454543323).

The spelling of 1231122332002 in words is "one trillion, two hundred thirty-one billion, one hundred twenty-two million, three hundred thirty-two thousand, two".