2011320034120 has 32 divisors (see below), whose sum is σ = 4525512793920. Its totient is φ = 804520419520.

The previous prime is 2011320034091. The next prime is 2011320034127. The reversal of 2011320034120 is 214300231102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2011320034127) 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, 6227415 + ... + 6542425.

It is an arithmetic number, because the mean of its divisors is an integer number (141422274810).

Almost surely, 2^{2011320034120} is an apocalyptic number.

2011320034120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011320034120 is an abundant number, since it is smaller than the sum of its proper divisors (2514192759800).

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

2011320034120 is a wasteful number, since it uses less digits than its factorization.

2011320034120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474645 (or 474641 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2011320034120 its reverse (214300231102), we get a palindrome (2225620265222).

The spelling of 2011320034120 in words is "two trillion, eleven billion, three hundred twenty million, thirty-four thousand, one hundred twenty".