10120031185551 has 16 divisors (see below), whose sum is σ = 15444615542784. Its totient is φ = 5774019097824.

The previous prime is 10120031185543. The next prime is 10120031185601. The reversal of 10120031185551 is 15558113002101.

It is not a de Polignac number, because 10120031185551 - 2³ = 10120031185543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120031185151) 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, 368980351 + ... + 369007776.

It is an arithmetic number, because the mean of its divisors is an integer number (965288471424).

Almost surely, 2^{10120031185551} is an apocalyptic number.

10120031185551 is a deficient number, since it is larger than the sum of its proper divisors (5324584357233).

10120031185551 is an equidigital number, since it uses as much as digits as its factorization.

10120031185551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737988790.

The product of its (nonzero) digits is 6000, while the sum is 33.

Adding to 10120031185551 its reverse (15558113002101), we get a palindrome (25678144187652).

The spelling of 10120031185551 in words is "ten trillion, one hundred twenty billion, thirty-one million, one hundred eighty-five thousand, five hundred fifty-one".