20301021451000 has 64 divisors (see below), whose sum is σ = 47505240900000. Its totient is φ = 8120263161600.

The previous prime is 20301021450977. The next prime is 20301021451031. The reversal of 20301021451000 is 15412010302.

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, 68751676 + ... + 69046324.

Almost surely, 2^{20301021451000} is an apocalyptic number.

20301021451000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20301021451000 is an abundant number, since it is smaller than the sum of its proper divisors (27204219449000).

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

20301021451000 is a wasteful number, since it uses less digits than its factorization.

20301021451000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363569 (or 363555 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 20301021451000 its reverse (15412010302), we get a palindrome (20316433461302).

The spelling of 20301021451000 in words is "twenty trillion, three hundred one billion, twenty-one million, four hundred fifty-one thousand".