2022111212100 has 216 divisors, whose sum is σ = 7056890705088. Its totient is φ = 437870534400.

The previous prime is 2022111212039. The next prime is 2022111212111. The reversal of 2022111212100 is 12121112202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2022111212100.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 575571 + ... + 2091770.

Almost surely, 2^{2022111212100} is an apocalyptic number.

2022111212100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022111212100 is an abundant number, since it is smaller than the sum of its proper divisors (5034779492988).

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

2022111212100 is a wasteful number, since it uses less digits than its factorization.

2022111212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667403 (or 2667377 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2022111212100 its reverse (12121112202), we get a palindrome (2034232324302).

The spelling of 2022111212100 in words is "two trillion, twenty-two billion, one hundred eleven million, two hundred twelve thousand, one hundred".