10011103431 has 32 divisors (see below), whose sum is σ = 15677936640. Its totient is φ = 5562245376.

The previous prime is 10011103393. The next prime is 10011103457. The reversal of 10011103431 is 13430111001.

It is not a de Polignac number, because 10011103431 - 2¹¹ = 10011101383 is a prime.

It is a super-2 number, since 2×10011103431² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10011103431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011103481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1456555 + ... + 1463411.

It is an arithmetic number, because the mean of its divisors is an integer number (489935520).

Almost surely, 2^10011103431 is an apocalyptic number.

10011103431 is a deficient number, since it is larger than the sum of its proper divisors (5666833209).

10011103431 is a wasteful number, since it uses less digits than its factorization.

10011103431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8783.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10011103431 its reverse (13430111001), we get a palindrome (23441214432).

The spelling of 10011103431 in words is "ten billion, eleven million, one hundred three thousand, four hundred thirty-one".