2011012013120 has 56 divisors (see below), whose sum is σ = 5224060761408. Its totient is φ = 731277094400.

The previous prime is 2011012013113. The next prime is 2011012013161. The reversal of 2011012013120 is 213102101102.

It is a junction number, because it is equal to n+sod(n) for n = 2011012013095 and 2011012013104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285651596 + ... + 285658635.

Almost surely, 2^{2011012013120} is an apocalyptic number.

2011012013120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011012013120 is an abundant number, since it is smaller than the sum of its proper divisors (3213048748288).

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

2011012013120 is a wasteful number, since it uses less digits than its factorization.

2011012013120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571310259 (or 571310249 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2011012013120 its reverse (213102101102), we get a palindrome (2224114114222).

The spelling of 2011012013120 in words is "two trillion, eleven billion, twelve million, thirteen thousand, one hundred twenty".