3100220100 has 108 divisors (see below), whose sum is σ = 10031024640. Its totient is φ = 800049600.

The previous prime is 3100220099. The next prime is 3100220111. The reversal of 3100220100 is 10220013.

It is a happy number.

It is a super-2 number, since 2×3100220100² = 19222729336888020000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27660 + ... + 83459.

Almost surely, 2^3100220100 is an apocalyptic number.

3100220100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3100220100 is an abundant number, since it is smaller than the sum of its proper divisors (6930804540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3100220100 is a wasteful number, since it uses less digits than its factorization.

3100220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111170 (or 111160 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 3100220100 is about 55679.6201495664. The cubic root of 3100220100 is about 1458.1342433705.

Adding to 3100220100 its reverse (10220013), we get a palindrome (3110440113).

The spelling of 3100220100 in words is "three billion, one hundred million, two hundred twenty thousand, one hundred".