2021100111404 has 24 divisors (see below), whose sum is σ = 3858500485056. Its totient is φ = 918673146000.

The previous prime is 2021100111383. The next prime is 2021100111461. The reversal of 2021100111404 is 4041110011202.

It is a super-2 number, since 2×2021100111404² (a number of 25 digits) contains 22 as substring.

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, 7694519 + ... + 7952849.

It is an arithmetic number, because the mean of its divisors is an integer number (160770853544).

Almost surely, 2^{2021100111404} is an apocalyptic number.

It is an amenable number.

2021100111404 is a deficient number, since it is larger than the sum of its proper divisors (1837400373652).

2021100111404 is a wasteful number, since it uses less digits than its factorization.

2021100111404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436157 (or 436155 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2021100111404 its reverse (4041110011202), we get a palindrome (6062210122606).

The spelling of 2021100111404 in words is "two trillion, twenty-one billion, one hundred million, one hundred eleven thousand, four hundred four".