20201210012212 has 12 divisors (see below), whose sum is σ = 35352771564096. Its totient is φ = 10100418136760.

The previous prime is 20201210012177. The next prime is 20201210012233. The reversal of 20201210012212 is 21221001210202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46473964 + ... + 46906627.

It is an arithmetic number, because the mean of its divisors is an integer number (2946064297008).

Almost surely, 2^{20201210012212} is an apocalyptic number.

It is an amenable number.

20201210012212 is a deficient number, since it is larger than the sum of its proper divisors (15151561551884).

20201210012212 is a wasteful number, since it uses less digits than its factorization.

20201210012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93434678 (or 93434676 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20201210012212 its reverse (21221001210202), we get a palindrome (41422211222414).

The spelling of 20201210012212 in words is "twenty trillion, two hundred one billion, two hundred ten million, twelve thousand, two hundred twelve".