70220103855 has 32 divisors (see below), whose sum is σ = 123201112320. Its totient is φ = 33869690880.

The previous prime is 70220103851. The next prime is 70220103869. The reversal of 70220103855 is 55830102207.

It is not a de Polignac number, because 70220103855 - 2² = 70220103851 is a prime.

It is a super-2 number, since 2×70220103855² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70220103851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1070685 + ... + 1134374.

It is an arithmetic number, because the mean of its divisors is an integer number (3850034760).

Almost surely, 2^70220103855 is an apocalyptic number.

70220103855 is a deficient number, since it is larger than the sum of its proper divisors (52981008465).

70220103855 is a wasteful number, since it uses less digits than its factorization.

70220103855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205271.

The product of its (nonzero) digits is 16800, while the sum is 33.

The spelling of 70220103855 in words is "seventy billion, two hundred twenty million, one hundred three thousand, eight hundred fifty-five".