20001002210212 has 48 divisors (see below), whose sum is σ = 35899327360512. Its totient is φ = 9745158366720.

The previous prime is 20001002210201. The next prime is 20001002210219. The reversal of 20001002210212 is 21201220010002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20001002210192 and 20001002210201.

It is not an unprimeable number, because it can be changed into a prime (20001002210219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159765162 + ... + 159890302.

It is an arithmetic number, because the mean of its divisors is an integer number (747902653344).

Almost surely, 2^{20001002210212} is an apocalyptic number.

It is an amenable number.

20001002210212 is a deficient number, since it is larger than the sum of its proper divisors (15898325150300).

20001002210212 is a wasteful number, since it uses less digits than its factorization.

20001002210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127348 (or 127346 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20001002210212 its reverse (21201220010002), we get a palindrome (41202222220214).

The spelling of 20001002210212 in words is "twenty trillion, one billion, two million, two hundred ten thousand, two hundred twelve".