97215219214 has 16 divisors (see below), whose sum is σ = 146082642048. Its totient is φ = 48521041912.

The previous prime is 97215219191. The next prime is 97215219217. The reversal of 97215219214 is 41291251279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97215219217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9108309 + ... + 9118975.

It is an arithmetic number, because the mean of its divisors is an integer number (9130165128).

Almost surely, 2^97215219214 is an apocalyptic number.

97215219214 is a deficient number, since it is larger than the sum of its proper divisors (48867422834).

97215219214 is a wasteful number, since it uses less digits than its factorization.

97215219214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18359.

The product of its digits is 90720, while the sum is 43.

The spelling of 97215219214 in words is "ninety-seven billion, two hundred fifteen million, two hundred nineteen thousand, two hundred fourteen".