10201120001212 has 24 divisors (see below), whose sum is σ = 20407976001504. Its totient is φ = 4370679429312.

The previous prime is 10201120001207. The next prime is 10201120001213. The reversal of 10201120001212 is 21210002110201.

It is a junction number, because it is equal to n+sod(n) for n = 10201120001192 and 10201120001201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201120001213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51112903 + ... + 51312094.

It is an arithmetic number, because the mean of its divisors is an integer number (850332333396).

Almost surely, 2^{10201120001212} is an apocalyptic number.

It is an amenable number.

10201120001212 is an abundant number, since it is smaller than the sum of its proper divisors (10206856000292).

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

10201120001212 is a wasteful number, since it uses less digits than its factorization.

10201120001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102428565 (or 102428563 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10201120001212 its reverse (21210002110201), we get a palindrome (31411122111413).

The spelling of 10201120001212 in words is "ten trillion, two hundred one billion, one hundred twenty million, one thousand, two hundred twelve".