122002020047 has 2 divisors, whose sum is σ = 122002020048. Its totient is φ = 122002020046.

The previous prime is 122002020037. The next prime is 122002020073. The reversal of 122002020047 is 740020200221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122002020047 - 2¹⁰ = 122002019023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122002020037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61001010023 + 61001010024.

It is an arithmetic number, because the mean of its divisors is an integer number (61001010024).

Almost surely, 2^122002020047 is an apocalyptic number.

122002020047 is a deficient number, since it is larger than the sum of its proper divisors (1).

122002020047 is an equidigital number, since it uses as much as digits as its factorization.

122002020047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 20.

Adding to 122002020047 its reverse (740020200221), we get a palindrome (862022220268).

The spelling of 122002020047 in words is "one hundred twenty-two billion, two million, twenty thousand, forty-seven".