212210311030 has 16 divisors (see below), whose sum is σ = 382151675520. Its totient is φ = 84845654272.

The previous prime is 212210310997. The next prime is 212210311031. The reversal of 212210311030 is 30113012212.

It is a super-2 number, since 2×212210311030² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212210310995 and 212210311013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212210311031) 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, 4785595 + ... + 4829734.

It is an arithmetic number, because the mean of its divisors is an integer number (23884479720).

Almost surely, 2^212210311030 is an apocalyptic number.

212210311030 is a deficient number, since it is larger than the sum of its proper divisors (169941364490).

212210311030 is a wasteful number, since it uses less digits than its factorization.

212210311030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9617543.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 212210311030 its reverse (30113012212), we get a palindrome (242323323242).

The spelling of 212210311030 in words is "two hundred twelve billion, two hundred ten million, three hundred eleven thousand, thirty".