20445230062130 has 32 divisors (see below), whose sum is σ = 38998865930544. Its totient is φ = 7690575886336.

The previous prime is 20445230062063. The next prime is 20445230062141. The reversal of 20445230062130 is 3126003254402.

It can be written as a sum of positive squares in 8 ways, for example, as 10816751387689 + 9628478674441 = 3288883^2 + 3102979^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50202077 + ... + 50607696.

Almost surely, 2^{20445230062130} is an apocalyptic number.

20445230062130 is a deficient number, since it is larger than the sum of its proper divisors (18553635868414).

20445230062130 is a wasteful number, since it uses less digits than its factorization.

20445230062130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100810990.

The product of its (nonzero) digits is 34560, while the sum is 32.

The spelling of 20445230062130 in words is "twenty trillion, four hundred forty-five billion, two hundred thirty million, sixty-two thousand, one hundred thirty".