1122663388990 has 32 divisors (see below), whose sum is σ = 2374079785056. Its totient is φ = 376838060160.

The previous prime is 1122663388981. The next prime is 1122663389051. The reversal of 1122663388990 is 998833662211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392538217 + ... + 392541076.

It is an arithmetic number, because the mean of its divisors is an integer number (74189993283).

Almost surely, 2^{1122663388990} is an apocalyptic number.

1122663388990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122663388990 is an abundant number, since it is smaller than the sum of its proper divisors (1251416396066).

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

1122663388990 is a wasteful number, since it uses less digits than its factorization.

1122663388990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785079324.

The product of its (nonzero) digits is 6718464, while the sum is 58.

The spelling of 1122663388990 in words is "one trillion, one hundred twenty-two billion, six hundred sixty-three million, three hundred eighty-eight thousand, nine hundred ninety".