212031233097 has 16 divisors (see below), whose sum is σ = 285882213120. Its totient is φ = 139769851392.

The previous prime is 212031232991. The next prime is 212031233111. The reversal of 212031233097 is 790332130212.

212031233097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212031233097 - 2¹⁹ = 212030708809 is a prime.

It is a super-2 number, since 2×212031233097² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212031233497) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9322 + ... + 651267.

It is an arithmetic number, because the mean of its divisors is an integer number (17867638320).

Almost surely, 2^212031233097 is an apocalyptic number.

It is an amenable number.

212031233097 is a deficient number, since it is larger than the sum of its proper divisors (73850980023).

212031233097 is a wasteful number, since it uses less digits than its factorization.

212031233097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661792.

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 212031233097 in words is "two hundred twelve billion, thirty-one million, two hundred thirty-three thousand, ninety-seven".