1210151513000 has 64 divisors (see below), whose sum is σ = 2833725772800. Its totient is φ = 483723643200.

The previous prime is 1210151512981. The next prime is 1210151513033. The reversal of 1210151513000 is 3151510121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1018517 + ... + 1859483.

It is an arithmetic number, because the mean of its divisors is an integer number (44276965200).

Almost surely, 2^{1210151513000} is an apocalyptic number.

1210151513000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1210151513000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1416862886400).

1210151513000 is an abundant number, since it is smaller than the sum of its proper divisors (1623574259800).

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

1210151513000 is a wasteful number, since it uses less digits than its factorization.

1210151513000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842427 (or 842413 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 1210151513000 in words is "one trillion, two hundred ten billion, one hundred fifty-one million, five hundred thirteen thousand".