212203113030 has 24 divisors (see below), whose sum is σ = 551728094112. Its totient is φ = 56587496784.

The previous prime is 212203113011. The next prime is 212203113077. The reversal of 212203113030 is 30311302212.

212203113030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×212203113030² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 212203112994 and 212203113012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1178906094 + ... + 1178906273.

It is an arithmetic number, because the mean of its divisors is an integer number (22988670588).

Almost surely, 2^212203113030 is an apocalyptic number.

212203113030 is an abundant number, since it is smaller than the sum of its proper divisors (339524981082).

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

212203113030 is a wasteful number, since it uses less digits than its factorization.

212203113030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2357812380 (or 2357812377 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 212203113030 its reverse (30311302212), we get a palindrome (242514415242).

The spelling of 212203113030 in words is "two hundred twelve billion, two hundred three million, one hundred thirteen thousand, thirty".