1122001212022 has 4 divisors (see below), whose sum is σ = 1683001818036. Its totient is φ = 561000606010.

The previous prime is 1122001212019. The next prime is 1122001212091. The reversal of 1122001212022 is 2202121002211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1122001211987 and 1122001212005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280500303004 + ... + 280500303007.

It is an arithmetic number, because the mean of its divisors is an integer number (420750454509).

Almost surely, 2^{1122001212022} is an apocalyptic number.

1122001212022 is a deficient number, since it is larger than the sum of its proper divisors (561000606014).

1122001212022 is an equidigital number, since it uses as much as digits as its factorization.

1122001212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561000606013.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122001212022 its reverse (2202121002211), we get a palindrome (3324122214233).

The spelling of 1122001212022 in words is "one trillion, one hundred twenty-two billion, one million, two hundred twelve thousand, twenty-two".