20020001313212 has 24 divisors (see below), whose sum is σ = 35091085026816. Its totient is φ = 9993987265328.

The previous prime is 20020001313197. The next prime is 20020001313223. The reversal of 20020001313212 is 21231310002002.

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, 6546563 + ... + 9104805.

It is an arithmetic number, because the mean of its divisors is an integer number (1462128542784).

Almost surely, 2^{20020001313212} is an apocalyptic number.

It is an amenable number.

20020001313212 is a deficient number, since it is larger than the sum of its proper divisors (15071083713604).

20020001313212 is a wasteful number, since it uses less digits than its factorization.

20020001313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561377 (or 2561375 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20020001313212 its reverse (21231310002002), we get a palindrome (41251311315214).

The spelling of 20020001313212 in words is "twenty trillion, twenty billion, one million, three hundred thirteen thousand, two hundred twelve".