10120032311 has 4 divisors (see below), whose sum is σ = 10126785000. Its totient is φ = 10113279624.

The previous prime is 10120032281. The next prime is 10120032317. The reversal of 10120032311 is 11323002101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10120032311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120032317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3374096 + ... + 3377093.

It is an arithmetic number, because the mean of its divisors is an integer number (2531696250).

Almost surely, 2^10120032311 is an apocalyptic number.

10120032311 is a deficient number, since it is larger than the sum of its proper divisors (6752689).

10120032311 is an equidigital number, since it uses as much as digits as its factorization.

10120032311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6752688.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10120032311 its reverse (11323002101), we get a palindrome (21443034412).

The spelling of 10120032311 in words is "ten billion, one hundred twenty million, thirty-two thousand, three hundred eleven".