31020000100301 has 4 divisors (see below), whose sum is σ = 32844705988572. Its totient is φ = 29195294212032.

The previous prime is 31020000100289. The next prime is 31020000100319. The reversal of 31020000100301 is 10300100002013.

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 28535105014276 + 2484895086025 = 5341826^2 + 1576355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31020000100301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31020000100321) 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, 912352944110 + ... + 912352944143.

It is an arithmetic number, because the mean of its divisors is an integer number (8211176497143).

Almost surely, 2^{31020000100301} is an apocalyptic number.

It is an amenable number.

31020000100301 is a deficient number, since it is larger than the sum of its proper divisors (1824705888271).

31020000100301 is a wasteful number, since it uses less digits than its factorization.

31020000100301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824705888270.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 31020000100301 its reverse (10300100002013), we get a palindrome (41320100102314).

The spelling of 31020000100301 in words is "thirty-one trillion, twenty billion, one hundred thousand, three hundred one".