2211020144142 has 16 divisors (see below), whose sum is σ = 4422057089232. Its totient is φ = 737003914560.

The previous prime is 2211020144129. The next prime is 2211020144189. The reversal of 2211020144142 is 2414410201122.

It is a happy number.

It is a super-2 number, since 2×2211020144142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584042 + ... + 2632722.

It is an arithmetic number, because the mean of its divisors is an integer number (276378568077).

Almost surely, 2^{2211020144142} is an apocalyptic number.

2211020144142 is an abundant number, since it is smaller than the sum of its proper divisors (2211036945090).

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

2211020144142 is a wasteful number, since it uses less digits than its factorization.

2211020144142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400083.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 2211020144142 its reverse (2414410201122), we get a palindrome (4625430345264).

The spelling of 2211020144142 in words is "two trillion, two hundred eleven billion, twenty million, one hundred forty-four thousand, one hundred forty-two".