140001122 has 16 divisors (see below), whose sum is σ = 212128632. Its totient is φ = 69294720.

The previous prime is 140001119. The next prime is 140001133. The reversal of 140001122 is 221100041.

It can be written as a sum of positive squares in 4 ways, for example, as 112763161 + 27237961 = 10619^2 + 5219^2 .

It is a super-2 number, since 2×140001122² = 39200628322517768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180728 + ... + 181500.

Almost surely, 2^140001122 is an apocalyptic number.

140001122 is a deficient number, since it is larger than the sum of its proper divisors (72127510).

140001122 is a wasteful number, since it uses less digits than its factorization.

140001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 140001122 is about 11832.2069792579. The cubic root of 140001122 is about 519.2507973191.

Adding to 140001122 its reverse (221100041), we get a palindrome (361101163).

The spelling of 140001122 in words is "one hundred forty million, one thousand, one hundred twenty-two".