2021001012092 has 48 divisors (see below), whose sum is σ = 3866338925568. Its totient is φ = 920556564480.

The previous prime is 2021001012089. The next prime is 2021001012097. The reversal of 2021001012092 is 2902101001202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021001012097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2499833 + ... + 3207984.

It is an arithmetic number, because the mean of its divisors is an integer number (80548727616).

Almost surely, 2^{2021001012092} is an apocalyptic number.

It is an amenable number.

2021001012092 is a deficient number, since it is larger than the sum of its proper divisors (1845337913476).

2021001012092 is a wasteful number, since it uses less digits than its factorization.

2021001012092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5708006 (or 5708004 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2021001012092 its reverse (2902101001202), we get a palindrome (4923102013294).

The spelling of 2021001012092 in words is "two trillion, twenty-one billion, one million, twelve thousand, ninety-two".