211114431512 has 16 divisors (see below), whose sum is σ = 408608577600. Its totient is φ = 102152144160.

The previous prime is 211114431499. The next prime is 211114431527. The reversal of 211114431512 is 215134411112.

It is a super-2 number, since 2×211114431512² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425633687 + ... + 425634182.

It is an arithmetic number, because the mean of its divisors is an integer number (25538036100).

Almost surely, 2^211114431512 is an apocalyptic number.

It is an amenable number.

211114431512 is a deficient number, since it is larger than the sum of its proper divisors (197494146088).

211114431512 is a wasteful number, since it uses less digits than its factorization.

211114431512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851267906 (or 851267902 counting only the distinct ones).

The product of its digits is 960, while the sum is 26.

Adding to 211114431512 its reverse (215134411112), we get a palindrome (426248842624).

The spelling of 211114431512 in words is "two hundred eleven billion, one hundred fourteen million, four hundred thirty-one thousand, five hundred twelve".