20123232000212 has 24 divisors (see below), whose sum is σ = 40087387069632. Its totient is φ = 8749231304000.

The previous prime is 20123232000197. The next prime is 20123232000233. The reversal of 20123232000212 is 21200023232102.

It is a happy number.

It is a super-2 number, since 2×20123232000212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9942307289 + ... + 9942309312.

It is an arithmetic number, because the mean of its divisors is an integer number (1670307794568).

Almost surely, 2^{20123232000212} is an apocalyptic number.

20123232000212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20123232000212 is a deficient number, since it is larger than the sum of its proper divisors (19964155069420).

20123232000212 is a wasteful number, since it uses less digits than its factorization.

20123232000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19884616639 (or 19884616637 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20123232000212 its reverse (21200023232102), we get a palindrome (41323255232314).

The spelling of 20123232000212 in words is "twenty trillion, one hundred twenty-three billion, two hundred thirty-two million, two hundred twelve", and thus it is an aban number.