1122012112202 has 4 divisors (see below), whose sum is σ = 1683018168306. Its totient is φ = 561006056100.

The previous prime is 1122012112189. The next prime is 1122012112213. The reversal of 1122012112202 is 2022112102211.

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

It can be written as a sum of positive squares in only one way, i.e., 1022749938721 + 99262173481 = 1011311^2 + 315059^2 .

It is a super-2 number, since 2×1122012112202² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280503028049 + ... + 280503028052.

Almost surely, 2^{1122012112202} is an apocalyptic number.

1122012112202 is a deficient number, since it is larger than the sum of its proper divisors (561006056104).

1122012112202 is an equidigital number, since it uses as much as digits as its factorization.

1122012112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561006056103.

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

Adding to 1122012112202 its reverse (2022112102211), we get a palindrome (3144124214413).

Subtracting 1122012112202 from its reverse (2022112102211), we obtain a palindrome (900099990009).

The spelling of 1122012112202 in words is "one trillion, one hundred twenty-two billion, twelve million, one hundred twelve thousand, two hundred two".