10302120234397 has 4 divisors (see below), whose sum is σ = 10331639203900. Its totient is φ = 10272601264896.

The previous prime is 10302120234281. The next prime is 10302120234451. The reversal of 10302120234397 is 79343202120301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8796556878201 + 1505563356196 = 2965899^2 + 1227014^2 .

It is a cyclic number.

It is not a de Polignac number, because 10302120234397 - 2¹⁵ = 10302120201629 is a prime.

It is a super-2 number, since 2×10302120234397² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302120231397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14759484228 + ... + 14759484925.

It is an arithmetic number, because the mean of its divisors is an integer number (2582909800975).

Almost surely, 2^{10302120234397} is an apocalyptic number.

It is an amenable number.

10302120234397 is a deficient number, since it is larger than the sum of its proper divisors (29518969503).

10302120234397 is an equidigital number, since it uses as much as digits as its factorization.

10302120234397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29518969502.

The product of its (nonzero) digits is 54432, while the sum is 37.

Adding to 10302120234397 its reverse (79343202120301), we get a palindrome (89645322354698).

The spelling of 10302120234397 in words is "ten trillion, three hundred two billion, one hundred twenty million, two hundred thirty-four thousand, three hundred ninety-seven".