1011322331002 has 8 divisors (see below), whose sum is σ = 1517017252212. Its totient is φ = 505649913600.

The previous prime is 1011322330979. The next prime is 1011322331039. The reversal of 1011322331002 is 2001332231101.

It can be written as a sum of positive squares in 2 ways, for example, as 770201067321 + 241121263681 = 877611^2 + 491041^2 .

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, 5513149 + ... + 5693632.

Almost surely, 2^{1011322331002} is an apocalyptic number.

1011322331002 is a deficient number, since it is larger than the sum of its proper divisors (505694921210).

1011322331002 is a wasteful number, since it uses less digits than its factorization.

1011322331002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11251904.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1011322331002 its reverse (2001332231101), we get a palindrome (3012654562103).

Subtracting 1011322331002 from its reverse (2001332231101), we obtain a palindrome (990009900099).

It can be divided in two parts, 10113223 and 31002, that added together give a square (10144225 = 3185²).

The spelling of 1011322331002 in words is "one trillion, eleven billion, three hundred twenty-two million, three hundred thirty-one thousand, two".