140612012222 has 32 divisors (see below), whose sum is σ = 238354320384. Its totient is φ = 61634145600.

The previous prime is 140612012221. The next prime is 140612012279. The reversal of 140612012222 is 222210216041.

It is a super-2 number, since 2×140612012222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140612012221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171263 + ... + 557274.

It is an arithmetic number, because the mean of its divisors is an integer number (7448572512).

Almost surely, 2^140612012222 is an apocalyptic number.

140612012222 is a deficient number, since it is larger than the sum of its proper divisors (97742308162).

140612012222 is a wasteful number, since it uses less digits than its factorization.

140612012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728864.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 140612012222 its reverse (222210216041), we get a palindrome (362822228263).

The spelling of 140612012222 in words is "one hundred forty billion, six hundred twelve million, twelve thousand, two hundred twenty-two".