20000001111320 has 32 divisors (see below), whose sum is σ = 45260118137520. Its totient is φ = 7953757664640.

The previous prime is 20000001111281. The next prime is 20000001111397. The reversal of 20000001111320 is 2311110000002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445079866 + ... + 1445093705.

Almost surely, 2^{20000001111320} is an apocalyptic number.

20000001111320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20000001111320 is an abundant number, since it is smaller than the sum of its proper divisors (25260117026200).

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

20000001111320 is a wasteful number, since it uses less digits than its factorization.

20000001111320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890173755 (or 2890173751 counting only the distinct ones).

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

Adding to 20000001111320 its reverse (2311110000002), we get a palindrome (22311111111322).

The spelling of 20000001111320 in words is "twenty trillion, one million, one hundred eleven thousand, three hundred twenty".