20122202001212 has 12 divisors (see below), whose sum is σ = 35245606308360. Its totient is φ = 10052028770256.

The previous prime is 20122202001203. The next prime is 20122202001221. The reversal of 20122202001212 is 21210020222102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20122202001203) and next prime (20122202001221).

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, 2268052598 + ... + 2268061469.

It is an arithmetic number, because the mean of its divisors is an integer number (2937133859030).

Almost surely, 2^{20122202001212} is an apocalyptic number.

It is an amenable number.

20122202001212 is a deficient number, since it is larger than the sum of its proper divisors (15123404307148).

20122202001212 is a wasteful number, since it uses less digits than its factorization.

20122202001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536115180 (or 4536115178 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20122202001212 its reverse (21210020222102), we get a palindrome (41332222223314).

The spelling of 20122202001212 in words is "twenty trillion, one hundred twenty-two billion, two hundred two million, one thousand, two hundred twelve".