212310223130 has 32 divisors (see below), whose sum is σ = 410830997760. Its totient is φ = 78742601280.

The previous prime is 212310223109. The next prime is 212310223171. The reversal of 212310223130 is 31322013212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11878541 + ... + 11896400.

It is an arithmetic number, because the mean of its divisors is an integer number (12838468680).

Almost surely, 2^212310223130 is an apocalyptic number.

212310223130 is a deficient number, since it is larger than the sum of its proper divisors (198520774630).

212310223130 is a wasteful number, since it uses less digits than its factorization.

212310223130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23775014.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212310223130 its reverse (31322013212), we get a palindrome (243632236342).

The spelling of 212310223130 in words is "two hundred twelve billion, three hundred ten million, two hundred twenty-three thousand, one hundred thirty".