105111010051 has 8 divisors (see below), whose sum is σ = 105231064064. Its totient is φ = 104990997960.

The previous prime is 105111010021. The next prime is 105111010073. The reversal of 105111010051 is 150010111501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105111010051 - 2¹¹ = 105111008003 is a prime.

It is a super-2 number, since 2×105111010051² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105111010021) 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, 10232620 + ... + 10242886.

It is an arithmetic number, because the mean of its divisors is an integer number (13153883008).

Almost surely, 2^105111010051 is an apocalyptic number.

105111010051 is a deficient number, since it is larger than the sum of its proper divisors (120054013).

105111010051 is a wasteful number, since it uses less digits than its factorization.

105111010051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20961.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 105111010051 its reverse (150010111501), we get a palindrome (255121121552).

The spelling of 105111010051 in words is "one hundred five billion, one hundred eleven million, ten thousand, fifty-one".