11051431330 has 16 divisors (see below), whose sum is σ = 19894259520. Its totient is φ = 4420198512.

The previous prime is 11051431319. The next prime is 11051431351. The reversal of 11051431330 is 3313415011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98977 + ... + 178603.

It is an arithmetic number, because the mean of its divisors is an integer number (1243391220).

Almost surely, 2^11051431330 is an apocalyptic number.

11051431330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11051431330 is a deficient number, since it is larger than the sum of its proper divisors (8842828190).

11051431330 is a wasteful number, since it uses less digits than its factorization.

11051431330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93513.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 11051431330 its reverse (3313415011), we get a palindrome (14364846341).

The spelling of 11051431330 in words is "eleven billion, fifty-one million, four hundred thirty-one thousand, three hundred thirty".