501100101055 has 16 divisors (see below), whose sum is σ = 612275302944. Its totient is φ = 393600228480.

The previous prime is 501100101023. The next prime is 501100101083. The reversal of 501100101055 is 550101001105.

It is a happy number.

It is not a de Polignac number, because 501100101055 - 2⁵ = 501100101023 is a prime.

It is a super-2 number, since 2×501100101055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1304937 + ... + 1644706.

It is an arithmetic number, because the mean of its divisors is an integer number (38267206434).

Almost surely, 2^501100101055 is an apocalyptic number.

501100101055 is a deficient number, since it is larger than the sum of its proper divisors (111175201889).

501100101055 is a wasteful number, since it uses less digits than its factorization.

501100101055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950266.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 501100101055 in words is "five hundred one billion, one hundred million, one hundred one thousand, fifty-five".