10451111205 has 48 divisors (see below), whose sum is σ = 17787129984. Its totient is φ = 5236035840.

The previous prime is 10451111183. The next prime is 10451111219. The reversal of 10451111205 is 50211115401.

It is not a de Polignac number, because 10451111205 - 2⁶ = 10451111141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 455560 + ... + 477950.

It is an arithmetic number, because the mean of its divisors is an integer number (370565208).

Almost surely, 2^10451111205 is an apocalyptic number.

10451111205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10451111205 is a deficient number, since it is larger than the sum of its proper divisors (7336018779).

10451111205 is a wasteful number, since it uses less digits than its factorization.

10451111205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22494 (or 22465 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 21.

Adding to 10451111205 its reverse (50211115401), we get a palindrome (60662226606).

The spelling of 10451111205 in words is "ten billion, four hundred fifty-one million, one hundred eleven thousand, two hundred five".