20210201021000 has 64 divisors (see below), whose sum is σ = 47316673946880. Its totient is φ = 8079840484800.

The previous prime is 20210201020973. The next prime is 20210201021047. The reversal of 20210201021000 is 12010201202.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3391952 + ... + 7205951.

It is an arithmetic number, because the mean of its divisors is an integer number (739323030420).

Almost surely, 2^{20210201021000} is an apocalyptic number.

20210201021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20210201021000 is an abundant number, since it is smaller than the sum of its proper divisors (27106472925880).

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

20210201021000 is a wasteful number, since it uses less digits than its factorization.

20210201021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10599831 (or 10599817 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20210201021000 its reverse (12010201202), we get a palindrome (20222211222202).

The spelling of 20210201021000 in words is "twenty trillion, two hundred ten billion, two hundred one million, twenty-one thousand".