11012033031 has 8 divisors (see below), whose sum is σ = 14684217984. Its totient is φ = 7340601720.

The previous prime is 11012033023. The next prime is 11012033057. The reversal of 11012033031 is 13033021011.

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

It is not a de Polignac number, because 11012033031 - 2³ = 11012033023 is a prime.

It is a super-2 number, since 2×11012033031² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012033031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012033531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153385 + ... + 213426.

It is an arithmetic number, because the mean of its divisors is an integer number (1835527248).

Almost surely, 2^11012033031 is an apocalyptic number.

11012033031 is a deficient number, since it is larger than the sum of its proper divisors (3672184953).

11012033031 is a wasteful number, since it uses less digits than its factorization.

11012033031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376821.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 11012033031 its reverse (13033021011), we get a palindrome (24045054042).

The spelling of 11012033031 in words is "eleven billion, twelve million, thirty-three thousand, thirty-one".