212030312299 has 32 divisors (see below), whose sum is σ = 245137435200. Its totient is φ = 181753320960.

The previous prime is 212030312293. The next prime is 212030312381. The reversal of 212030312299 is 992213030212.

It is a cyclic number.

It is not a de Polignac number, because 212030312299 - 2¹³ = 212030304107 is a prime.

It is a super-2 number, since 2×212030312299² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212030312293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4390617 + ... + 4438645.

It is an arithmetic number, because the mean of its divisors is an integer number (7660544850).

Almost surely, 2^212030312299 is an apocalyptic number.

212030312299 is a deficient number, since it is larger than the sum of its proper divisors (33107122901).

212030312299 is a wasteful number, since it uses less digits than its factorization.

212030312299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48415.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 212030312299 in words is "two hundred twelve billion, thirty million, three hundred twelve thousand, two hundred ninety-nine".