212140001144 has 16 divisors (see below), whose sum is σ = 397778641800. Its totient is φ = 106065696672.

The previous prime is 212140001141. The next prime is 212140001147. The reversal of 212140001144 is 441100041212.

It is an interprime number because it is at equal distance from previous prime (212140001141) and next prime (212140001147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212140001141) 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, 323474 + ... + 727265.

Almost surely, 2^212140001144 is an apocalyptic number.

It is an amenable number.

212140001144 is a deficient number, since it is larger than the sum of its proper divisors (185638640656).

212140001144 is a wasteful number, since it uses less digits than its factorization.

212140001144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075982 (or 1075978 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212140001144 its reverse (441100041212), we get a palindrome (653240042356).

The spelling of 212140001144 in words is "two hundred twelve billion, one hundred forty million, one thousand, one hundred forty-four".