10300121012 has 6 divisors (see below), whose sum is σ = 18025211778. Its totient is φ = 5150060504.

The previous prime is 10300121011. The next prime is 10300121047. The reversal of 10300121012 is 21012100301.

It can be written as a sum of positive squares in only one way, i.e., 7444928656 + 2855192356 = 86284^2 + 53434^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10300120984 and 10300121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10300121011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287515123 + ... + 1287515130.

It is an arithmetic number, because the mean of its divisors is an integer number (3004201963).

Almost surely, 2^10300121012 is an apocalyptic number.

It is an amenable number.

10300121012 is a deficient number, since it is larger than the sum of its proper divisors (7725090766).

10300121012 is a wasteful number, since it uses less digits than its factorization.

10300121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575030257 (or 2575030255 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10300121012 its reverse (21012100301), we get a palindrome (31312221313).

The spelling of 10300121012 in words is "ten billion, three hundred million, one hundred twenty-one thousand, twelve".