10111012032040 has 32 divisors (see below), whose sum is σ = 22752529029000. Its totient is φ = 4043915576064.

The previous prime is 10111012031987. The next prime is 10111012032041. The reversal of 10111012032040 is 4023021011101.

It can be written as a sum of positive squares in 4 ways, for example, as 10047137557284 + 63874474756 = 3169722^2 + 252734^2 .

It is not an unprimeable number, because it can be changed into a prime (10111012032041) 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, 14953755 + ... + 15615274.

Almost surely, 2^{10111012032040} is an apocalyptic number.

10111012032040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111012032040 is an abundant number, since it is smaller than the sum of its proper divisors (12641516996960).

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

10111012032040 is a wasteful number, since it uses less digits than its factorization.

10111012032040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30577309 (or 30577305 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10111012032040 its reverse (4023021011101), we get a palindrome (14134033043141).

The spelling of 10111012032040 in words is "ten trillion, one hundred eleven billion, twelve million, thirty-two thousand, forty".