2211291742 has 16 divisors (see below), whose sum is σ = 3646973952. Its totient is φ = 997216920.

The previous prime is 2211291703. The next prime is 2211291749. The reversal of 2211291742 is 2471921122.

2211291742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2211291742² = 9779622336474789128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211291749) 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, 392928 + ... + 398515.

It is an arithmetic number, because the mean of its divisors is an integer number (227935872).

Almost surely, 2^2211291742 is an apocalyptic number.

2211291742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211291742 is a deficient number, since it is larger than the sum of its proper divisors (1435682210).

2211291742 is a wasteful number, since it uses less digits than its factorization.

2211291742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791583.

The product of its digits is 4032, while the sum is 31.

The square root of 2211291742 is about 47024.3739139608. The cubic root of 2211291742 is about 1302.8127936281.

The spelling of 2211291742 in words is "two billion, two hundred eleven million, two hundred ninety-one thousand, seven hundred forty-two".