1122943532290 has 16 divisors (see below), whose sum is σ = 2028595469112. Its totient is φ = 447555832704.

The previous prime is 1122943532261. The next prime is 1122943532299. The reversal of 1122943532290 is 922353492211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1029662766729 + 93280765561 = 1014723^2 + 305419^2 .

It is a super-2 number, since 2×1122943532290² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122943532299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202694619 + ... + 202700158.

Almost surely, 2^{1122943532290} is an apocalyptic number.

1122943532290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122943532290 is a deficient number, since it is larger than the sum of its proper divisors (905651936822).

1122943532290 is a wasteful number, since it uses less digits than its factorization.

1122943532290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405395061.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 1122943532290 in words is "one trillion, one hundred twenty-two billion, nine hundred forty-three million, five hundred thirty-two thousand, two hundred ninety".