1122200022078 has 12 divisors (see below), whose sum is σ = 2431433381208. Its totient is φ = 374066674020.

The previous prime is 1122200022077. The next prime is 1122200022079. The reversal of 1122200022078 is 8702200022211.

It is an interprime number because it is at equal distance from previous prime (1122200022077) and next prime (1122200022079).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122200022071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31172222818 + ... + 31172222853.

It is an arithmetic number, because the mean of its divisors is an integer number (202619448434).

Almost surely, 2^{1122200022078} is an apocalyptic number.

1122200022078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1122200022078 is an abundant number, since it is smaller than the sum of its proper divisors (1309233359130).

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

1122200022078 is a wasteful number, since it uses less digits than its factorization.

1122200022078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62344445679 (or 62344445676 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

Adding to 1122200022078 its reverse (8702200022211), we get a palindrome (9824400044289).

The spelling of 1122200022078 in words is "one trillion, one hundred twenty-two billion, two hundred million, twenty-two thousand, seventy-eight".