1090050120 has 48 divisors (see below), whose sum is σ = 3542664060. Its totient is φ = 290679936.

The previous prime is 1090050119. The next prime is 1090050127. The reversal of 1090050120 is 210500901.

It can be written as a sum of positive squares in 2 ways, for example, as 1049371236 + 40678884 = 32394^2 + 6378^2 .

It is a super-2 number, since 2×1090050120² = 2376418528224028800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1090050093 and 1090050102.

It is not an unprimeable number, because it can be changed into a prime (1090050127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1513599 + ... + 1514318.

Almost surely, 2^1090050120 is an apocalyptic number.

1090050120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1090050120 is an abundant number, since it is smaller than the sum of its proper divisors (2452613940).

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

1090050120 is a wasteful number, since it uses less digits than its factorization.

1090050120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3027934 (or 3027927 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1090050120 is about 33015.9070752266. The cubic root of 1090050120 is about 1029.1582402198.

The spelling of 1090050120 in words is "one billion, ninety million, fifty thousand, one hundred twenty".