11002201222031 has 4 divisors (see below), whose sum is σ = 11002822376832. Its totient is φ = 11001580067232.

The previous prime is 11002201222013. The next prime is 11002201222037. The reversal of 11002201222031 is 13022210220011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11002201222031 - 2¹⁴ = 11002201205647 is a prime.

It is a super-2 number, since 2×11002201222031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002201222037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310550831 + ... + 310586256.

It is an arithmetic number, because the mean of its divisors is an integer number (2750705594208).

Almost surely, 2^{11002201222031} is an apocalyptic number.

11002201222031 is a deficient number, since it is larger than the sum of its proper divisors (621154801).

11002201222031 is an equidigital number, since it uses as much as digits as its factorization.

11002201222031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621154800.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11002201222031 its reverse (13022210220011), we get a palindrome (24024411442042).

The spelling of 11002201222031 in words is "eleven trillion, two billion, two hundred one million, two hundred twenty-two thousand, thirty-one".