20212012222232 has 32 divisors (see below), whose sum is σ = 37919668726080. Its totient is φ = 10100101452960.

The previous prime is 20212012222223. The next prime is 20212012222253. The reversal of 20212012222232 is 23222221021202.

It is a junction number, because it is equal to n+sod(n) for n = 20212012222198 and 20212012222207.

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, 209787623 + ... + 209883945.

It is an arithmetic number, because the mean of its divisors is an integer number (1184989647690).

Almost surely, 2^{20212012222232} is an apocalyptic number.

It is an amenable number.

20212012222232 is a deficient number, since it is larger than the sum of its proper divisors (17707656503848).

20212012222232 is a wasteful number, since it uses less digits than its factorization.

20212012222232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111383 (or 111379 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20212012222232 its reverse (23222221021202), we get a palindrome (43434233243434).

The spelling of 20212012222232 in words is "twenty trillion, two hundred twelve billion, twelve million, two hundred twenty-two thousand, two hundred thirty-two".