1150223320251 has 16 divisors (see below), whose sum is σ = 1715471028000. Its totient is φ = 761669131104.

The previous prime is 1150223320171. The next prime is 1150223320261. The reversal of 1150223320251 is 1520233220511.

1150223320251 is a `hidden beast` number, since 11 + 50 + 22 + 332 + 0 + 251 = 666.

It is not a de Polignac number, because 1150223320251 - 2³⁵ = 1115863581883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1150223320261) 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, 142951896 + ... + 142959941.

It is an arithmetic number, because the mean of its divisors is an integer number (107216939250).

Almost surely, 2^{1150223320251} is an apocalyptic number.

1150223320251 is a deficient number, since it is larger than the sum of its proper divisors (565247707749).

1150223320251 is a wasteful number, since it uses less digits than its factorization.

1150223320251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285911995 (or 285911989 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 1150223320251 its reverse (1520233220511), we get a palindrome (2670456540762).

The spelling of 1150223320251 in words is "one trillion, one hundred fifty billion, two hundred twenty-three million, three hundred twenty thousand, two hundred fifty-one".