122213002141987 has 2 divisors, whose sum is σ = 122213002141988. Its totient is φ = 122213002141986.

The previous prime is 122213002141981. The next prime is 122213002142057. The reversal of 122213002141987 is 789141200312221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122213002141987 - 2⁷ = 122213002141859 is a prime.

It is not a weakly prime, because it can be changed into another prime (122213002141981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61106501070993 + 61106501070994.

It is an arithmetic number, because the mean of its divisors is an integer number (61106501070994).

Almost surely, 2^{122213002141987} is an apocalyptic number.

122213002141987 is a deficient number, since it is larger than the sum of its proper divisors (1).

122213002141987 is an equidigital number, since it uses as much as digits as its factorization.

122213002141987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 43.

The spelling of 122213002141987 in words is "one hundred twenty-two trillion, two hundred thirteen billion, two million, one hundred forty-one thousand, nine hundred eighty-seven".