120310100 has 18 divisors (see below), whose sum is σ = 261073134. Its totient is φ = 48124000.

The previous prime is 120310097. The next prime is 120310103. The reversal of 120310100 is 1013021.

It is an interprime number because it is at equal distance from previous prime (120310097) and next prime (120310103).

It can be written as a sum of positive squares in 3 ways, for example, as 1674436 + 118635664 = 1294^2 + 10892^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120310103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 601451 + ... + 601650.

It is an arithmetic number, because the mean of its divisors is an integer number (14504063).

Almost surely, 2^120310100 is an apocalyptic number.

120310100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120310100 is an abundant number, since it is smaller than the sum of its proper divisors (140763034).

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

120310100 is a wasteful number, since it uses less digits than its factorization.

120310100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203115 (or 1203108 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 120310100 is about 10968.5960815412. The cubic root of 120310100 is about 493.6669229450. Note that the first 3 decimals are identical.

Adding to 120310100 its reverse (1013021), we get a palindrome (121323121).

The spelling of 120310100 in words is "one hundred twenty million, three hundred ten thousand, one hundred".