20122002211219 has 4 divisors (see below), whose sum is σ = 20126578518144. Its totient is φ = 20117425904296.

The previous prime is 20122002211121. The next prime is 20122002211247. The reversal of 20122002211219 is 91211220022102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20122002211219 - 2¹⁵ = 20122002178451 is a prime.

It is a super-2 number, since 2×20122002211219² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20122002211193 and 20122002211202.

It is not an unprimeable number, because it can be changed into a prime (20122002211919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2288146867 + ... + 2288155660.

It is an arithmetic number, because the mean of its divisors is an integer number (5031644629536).

Almost surely, 2^{20122002211219} is an apocalyptic number.

20122002211219 is a deficient number, since it is larger than the sum of its proper divisors (4576306925).

20122002211219 is an equidigital number, since it uses as much as digits as its factorization.

20122002211219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4576306924.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 20122002211219 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred eleven thousand, two hundred nineteen".