2011903854810 has 32 divisors (see below), whose sum is σ = 4882822845120. Its totient is φ = 530479517568.

The previous prime is 2011903854791. The next prime is 2011903854817. The reversal of 2011903854810 is 184583091102.

It is a super-2 number, since 2×2011903854810² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2011903854817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376758352 + ... + 376763691.

It is an arithmetic number, because the mean of its divisors is an integer number (152588213910).

Almost surely, 2^{2011903854810} is an apocalyptic number.

2011903854810 is an abundant number, since it is smaller than the sum of its proper divisors (2870918990310).

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

2011903854810 is a wasteful number, since it uses less digits than its factorization.

2011903854810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753522142.

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 2011903854810 in words is "two trillion, eleven billion, nine hundred three million, eight hundred fifty-four thousand, eight hundred ten".