1150121210 has 32 divisors (see below), whose sum is σ = 2468835072. Its totient is φ = 377182080.

The previous prime is 1150121197. The next prime is 1150121221. The reversal of 1150121210 is 121210511.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355571 + ... + 358790.

It is an arithmetic number, because the mean of its divisors is an integer number (77151096).

Almost surely, 2^1150121210 is an apocalyptic number.

1150121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1150121210 is an abundant number, since it is smaller than the sum of its proper divisors (1318713862).

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

1150121210 is a wasteful number, since it uses less digits than its factorization.

1150121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714398.

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 1150121210 is about 33913.4370124881. The cubic root of 1150121210 is about 1047.7263607048.

Adding to 1150121210 its reverse (121210511), we get a palindrome (1271331721).

The spelling of 1150121210 in words is "one billion, one hundred fifty million, one hundred twenty-one thousand, two hundred ten".