212310033402 has 16 divisors (see below), whose sum is σ = 424657163520. Its totient is φ = 70763828352.

The previous prime is 212310033371. The next prime is 212310033409. The reversal of 212310033402 is 204330013212.

It is not an unprimeable number, because it can be changed into a prime (212310033409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471018 + ... + 1608885.

It is an arithmetic number, because the mean of its divisors is an integer number (26541072720).

Almost surely, 2^212310033402 is an apocalyptic number.

212310033402 is an abundant number, since it is smaller than the sum of its proper divisors (212347130118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212310033402 is a wasteful number, since it uses less digits than its factorization.

212310033402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091397.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 212310033402 its reverse (204330013212), we get a palindrome (416640046614).

The spelling of 212310033402 in words is "two hundred twelve billion, three hundred ten million, thirty-three thousand, four hundred two".