1012154341120 has 72 divisors (see below), whose sum is σ = 2610920291616. Its totient is φ = 373718519808.

The previous prime is 1012154341069. The next prime is 1012154341129. The reversal of 1012154341120 is 211434512101.

It is a happy number.

It is a super-2 number, since 2×1012154341120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012154341129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30396652 + ... + 30429931.

It is an arithmetic number, because the mean of its divisors is an integer number (36262781828).

Almost surely, 2^{1012154341120} is an apocalyptic number.

1012154341120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012154341120 is an abundant number, since it is smaller than the sum of its proper divisors (1598765950496).

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

1012154341120 is an equidigital number, since it uses as much as digits as its factorization.

1012154341120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60826617 (or 60826603 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 1012154341120 its reverse (211434512101), we get a palindrome (1223588853221).

The spelling of 1012154341120 in words is "one trillion, twelve billion, one hundred fifty-four million, three hundred forty-one thousand, one hundred twenty".