20012120293020 has 48 divisors (see below), whose sum is σ = 57091180920480. Its totient is φ = 5235875497216.

The previous prime is 20012120293013. The next prime is 20012120293057. The reversal of 20012120293020 is 2039202121002.

It is a congruent number.

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, 3146556615 + ... + 3146562974.

It is an arithmetic number, because the mean of its divisors is an integer number (1189399602510).

Almost surely, 2^{20012120293020} is an apocalyptic number.

20012120293020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20012120293020 is an abundant number, since it is smaller than the sum of its proper divisors (37079060627460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20012120293020 is a wasteful number, since it uses less digits than its factorization.

20012120293020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6293119654 (or 6293119652 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The spelling of 20012120293020 in words is "twenty trillion, twelve billion, one hundred twenty million, two hundred ninety-three thousand, twenty".