212132321221030 has 16 divisors (see below), whose sum is σ = 436386489369120. Its totient is φ = 72731081561472.

The previous prime is 212132321221021. The next prime is 212132321221063. The reversal of 212132321221030 is 30122123231212.

It is a super-2 number, since 2×212132321221030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212132321220986 and 212132321221004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1515230865795 + ... + 1515230865934.

It is an arithmetic number, because the mean of its divisors is an integer number (27274155585570).

Almost surely, 2^{212132321221030} is an apocalyptic number.

212132321221030 is an abundant number, since it is smaller than the sum of its proper divisors (224254168148090).

212132321221030 is a wasteful number, since it uses less digits than its factorization.

212132321221030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030461731743.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212132321221030 its reverse (30122123231212), we get a palindrome (242254444452242).

The spelling of 212132321221030 in words is "two hundred twelve trillion, one hundred thirty-two billion, three hundred twenty-one million, two hundred twenty-one thousand, thirty".