1210151312 has 20 divisors (see below), whose sum is σ = 2350801920. Its totient is φ = 603492768.

The previous prime is 1210151303. The next prime is 1210151317. The reversal of 1210151312 is 2131510121.

It is not an unprimeable number, because it can be changed into a prime (1210151317) 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, 92612 + ... + 104867.

It is an arithmetic number, because the mean of its divisors is an integer number (117540096).

Almost surely, 2^1210151312 is an apocalyptic number.

It is an amenable number.

1210151312 is a deficient number, since it is larger than the sum of its proper divisors (1140650608).

1210151312 is a wasteful number, since it uses less digits than its factorization.

1210151312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197870 (or 197864 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 1210151312 is about 34787.2291509399. The cubic root of 1210151312 is about 1065.6466532088.

Adding to 1210151312 its reverse (2131510121), we get a palindrome (3341661433).

The spelling of 1210151312 in words is "one billion, two hundred ten million, one hundred fifty-one thousand, three hundred twelve".