2211257190 has 32 divisors (see below), whose sum is σ = 5309415936. Its totient is φ = 589402080.

The previous prime is 2211257189. The next prime is 2211257207. The reversal of 2211257190 is 917521122.

2211257190 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2211257190² = 9779316720653392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

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, 56025 + ... + 86955.

It is an arithmetic number, because the mean of its divisors is an integer number (165919248).

Almost surely, 2^2211257190 is an apocalyptic number.

2211257190 is an abundant number, since it is smaller than the sum of its proper divisors (3098158746).

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

2211257190 is a wasteful number, since it uses less digits than its factorization.

2211257190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33324.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 2211257190 is about 47024.0065285807. The cubic root of 2211257190 is about 1302.8060079982.

The spelling of 2211257190 in words is "two billion, two hundred eleven million, two hundred fifty-seven thousand, one hundred ninety".