1122200210021 has 12 divisors (see below), whose sum is σ = 1233524779200. Its totient is φ = 1020155554440.

The previous prime is 1122200209987. The next prime is 1122200210023. The reversal of 1122200210021 is 1200120022211.

It is a de Polignac number, because none of the positive numbers 2^k-1122200210021 is a prime.

It is a super-2 number, since 2×1122200210021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1122200209978 and 1122200210005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122200210023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5740790 + ... + 5933048.

It is an arithmetic number, because the mean of its divisors is an integer number (102793731600).

Almost surely, 2^{1122200210021} is an apocalyptic number.

1122200210021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1122200210021 is a deficient number, since it is larger than the sum of its proper divisors (111324569179).

1122200210021 is a wasteful number, since it uses less digits than its factorization.

1122200210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240520 (or 240509 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1122200210021 its reverse (1200120022211), we get a palindrome (2322320232232).

The spelling of 1122200210021 in words is "one trillion, one hundred twenty-two billion, two hundred million, two hundred ten thousand, twenty-one".