105988218802 has 16 divisors (see below), whose sum is σ = 168358829400. Its totient is φ = 49869520128.

The previous prime is 105988218779. The next prime is 105988218823. The reversal of 105988218802 is 208812889501.

It can be written as a sum of positive squares in 4 ways, for example, as 99332759241 + 6655459561 = 315171^2 + 81581^2 .

It is a super-2 number, since 2×105988218802² (a number of 23 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 105988218802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11968 + ... + 460564.

Almost surely, 2^105988218802 is an apocalyptic number.

105988218802 is a deficient number, since it is larger than the sum of its proper divisors (62370610598).

105988218802 is a wasteful number, since it uses less digits than its factorization.

105988218802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455565.

The product of its (nonzero) digits is 737280, while the sum is 52.

The spelling of 105988218802 in words is "one hundred five billion, nine hundred eighty-eight million, two hundred eighteen thousand, eight hundred two".