2211240142 has 16 divisors (see below), whose sum is σ = 3343520592. Its totient is φ = 1096768960.

The previous prime is 2211240131. The next prime is 2211240191. The reversal of 2211240142 is 2410421122.

2211240142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118908 + ... + 136240.

It is an arithmetic number, because the mean of its divisors is an integer number (208970037).

Almost surely, 2^2211240142 is an apocalyptic number.

2211240142 is a deficient number, since it is larger than the sum of its proper divisors (1132280450).

2211240142 is a wasteful number, since it uses less digits than its factorization.

2211240142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17843.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2211240142 is about 47023.8252591173. The cubic root of 2211240142 is about 1302.8026599339.

Adding to 2211240142 its reverse (2410421122), we get a palindrome (4621661264).

The spelling of 2211240142 in words is "two billion, two hundred eleven million, two hundred forty thousand, one hundred forty-two".