20122112002112 has 14 divisors (see below), whose sum is σ = 39929816004318. Its totient is φ = 10061056001024.

The previous prime is 20122112002087. The next prime is 20122112002117. The reversal of 20122112002112 is 21120021122102.

It can be written as a sum of positive squares in only one way, i.e., 11358949052416 + 8763162949696 = 3370304^2 + 2960264^2 .

It is not an unprimeable number, because it can be changed into a prime (20122112002117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157203999953 + ... + 157204000080.

Almost surely, 2^{20122112002112} is an apocalyptic number.

It is an amenable number.

20122112002112 is a deficient number, since it is larger than the sum of its proper divisors (19807704002206).

20122112002112 is an equidigital number, since it uses as much as digits as its factorization.

20122112002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314408000045 (or 314408000035 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122112002112 its reverse (21120021122102), we get a palindrome (41242133124214).

The spelling of 20122112002112 in words is "twenty trillion, one hundred twenty-two billion, one hundred twelve million, two thousand, one hundred twelve".