102920301 has 30 divisors (see below), whose sum is σ = 169008686. Its totient is φ = 62370000.

The previous prime is 102920297. The next prime is 102920317. The reversal of 102920301 is 103029201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 79388100 + 23532201 = 8910^2 + 4851^2 .

It is not a de Polignac number, because 102920301 - 2² = 102920297 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102920501) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4551 + ... + 15051.

Almost surely, 2^102920301 is an apocalyptic number.

102920301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102920301 is a deficient number, since it is larger than the sum of its proper divisors (66088385).

102920301 is a wasteful number, since it uses less digits than its factorization.

102920301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10535 (or 10515 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 102920301 is about 10144.9643173350. The cubic root of 102920301 is about 468.6338797167.

Adding to 102920301 its reverse (103029201), we get a palindrome (205949502).

Subtracting 102920301 from its reverse (103029201), we obtain a square (108900 = 330²).

The spelling of 102920301 in words is "one hundred two million, nine hundred twenty thousand, three hundred one".