105215227708 has 6 divisors (see below), whose sum is σ = 184126648496. Its totient is φ = 52607613852.

The previous prime is 105215227703. The next prime is 105215227727. The reversal of 105215227708 is 807722512501.

It is a happy number.

It is a super-2 number, since 2×105215227708² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105215227703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13151903460 + ... + 13151903467.

Almost surely, 2^105215227708 is an apocalyptic number.

It is an amenable number.

105215227708 is a deficient number, since it is larger than the sum of its proper divisors (78911420788).

105215227708 is a wasteful number, since it uses less digits than its factorization.

105215227708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26303806931 (or 26303806929 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 40.

The spelling of 105215227708 in words is "one hundred five billion, two hundred fifteen million, two hundred twenty-seven thousand, seven hundred eight".