20214190907 has 2 divisors, whose sum is σ = 20214190908. Its totient is φ = 20214190906.

The previous prime is 20214190903. The next prime is 20214190933. The reversal of 20214190907 is 70909141202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20214190907 - 2² = 20214190903 is a prime.

It is a super-2 number, since 2×20214190907² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20214190903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10107095453 + 10107095454.

It is an arithmetic number, because the mean of its divisors is an integer number (10107095454).

Almost surely, 2^20214190907 is an apocalyptic number.

20214190907 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214190907 is an equidigital number, since it uses as much as digits as its factorization.

20214190907 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 20214190907 in words is "twenty billion, two hundred fourteen million, one hundred ninety thousand, nine hundred seven".