1129220812090 has 64 divisors (see below), whose sum is σ = 2337600964608. Its totient is φ = 384724123200.

The previous prime is 1129220812037. The next prime is 1129220812163. The reversal of 1129220812090 is 902180229211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43134705 + ... + 43160875.

It is an arithmetic number, because the mean of its divisors is an integer number (36525015072).

Almost surely, 2^{1129220812090} is an apocalyptic number.

1129220812090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1129220812090 is an abundant number, since it is smaller than the sum of its proper divisors (1208380152518).

1129220812090 is a wasteful number, since it uses less digits than its factorization.

1129220812090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30043.

The product of its (nonzero) digits is 10368, while the sum is 37.

The spelling of 1129220812090 in words is "one trillion, one hundred twenty-nine billion, two hundred twenty million, eight hundred twelve thousand, ninety".