11221233031002 has 32 divisors (see below), whose sum is σ = 23623816896000. Its totient is φ = 3543522011568.

The previous prime is 11221233030967. The next prime is 11221233031003. The reversal of 11221233031002 is 20013033212211.

It is a self number, because there is not a number n which added to its sum of digits gives 11221233031002.

It is not an unprimeable number, because it can be changed into a prime (11221233031003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21839133 + ... + 22347039.

It is an arithmetic number, because the mean of its divisors is an integer number (738244278000).

Almost surely, 2^{11221233031002} is an apocalyptic number.

11221233031002 is an abundant number, since it is smaller than the sum of its proper divisors (12402583864998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11221233031002 is a wasteful number, since it uses less digits than its factorization.

11221233031002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701730.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11221233031002 its reverse (20013033212211), we get a palindrome (31234266243213).

The spelling of 11221233031002 in words is "eleven trillion, two hundred twenty-one billion, two hundred thirty-three million, thirty-one thousand, two".