2211113542 has 8 divisors (see below), whose sum is σ = 3618185832. Its totient is φ = 1005051600.

The previous prime is 2211113539. The next prime is 2211113549. The reversal of 2211113542 is 2453111122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 100505161 = 2211113542 / (2 + 2 + 1 + 1 + 1 + 1 + 3 + 5 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211113549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50252559 + ... + 50252602.

It is an arithmetic number, because the mean of its divisors is an integer number (452273229).

Almost surely, 2^2211113542 is an apocalyptic number.

2211113542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211113542 is a deficient number, since it is larger than the sum of its proper divisors (1407072290).

2211113542 is a wasteful number, since it uses less digits than its factorization.

2211113542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100505174.

The product of its digits is 480, while the sum is 22.

The square root of 2211113542 is about 47022.4791137175. The cubic root of 2211113542 is about 1302.7777963650. Note that the first 4 decimals are identical.

Adding to 2211113542 its reverse (2453111122), we get a palindrome (4664224664).

It can be divided in two parts, 22111 and 13542, that added together give a palindrome (35653).

The spelling of 2211113542 in words is "two billion, two hundred eleven million, one hundred thirteen thousand, five hundred forty-two".