1020102501325 has 24 divisors (see below), whose sum is σ = 1288732828320. Its totient is φ = 800787345600.

The previous prime is 1020102501317. The next prime is 1020102501349. The reversal of 1020102501325 is 5231052010201.

It is not a de Polignac number, because 1020102501325 - 2³ = 1020102501317 is a prime.

It is a super-2 number, since 2×1020102501325² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020102501296 and 1020102501305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159259 + ... + 1437208.

It is an arithmetic number, because the mean of its divisors is an integer number (53697201180).

Almost surely, 2^{1020102501325} is an apocalyptic number.

It is an amenable number.

1020102501325 is a deficient number, since it is larger than the sum of its proper divisors (268630326995).

1020102501325 is a wasteful number, since it uses less digits than its factorization.

1020102501325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1596957 (or 1596952 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

Adding to 1020102501325 its reverse (5231052010201), we get a palindrome (6251154511526).

The spelling of 1020102501325 in words is "one trillion, twenty billion, one hundred two million, five hundred one thousand, three hundred twenty-five".