102620120 has 32 divisors (see below), whose sum is σ = 231351120. Its totient is φ = 40967040.

The previous prime is 102620107. The next prime is 102620123. The reversal of 102620120 is 21026201.

It is a junction number, because it is equal to n+sod(n) for n = 102620095 and 102620104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102620123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20594 + ... + 25086.

Almost surely, 2^102620120 is an apocalyptic number.

102620120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102620120 is an abundant number, since it is smaller than the sum of its proper divisors (128731000).

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

102620120 is a wasteful number, since it uses less digits than its factorization.

102620120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5075 (or 5071 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102620120 is about 10130.1589326131. The cubic root of 102620120 is about 468.1778246488.

Adding to 102620120 its reverse (21026201), we get a palindrome (123646321).

The spelling of 102620120 in words is "one hundred two million, six hundred twenty thousand, one hundred twenty".