222311477034989 has 2 divisors, whose sum is σ = 222311477034990. Its totient is φ = 222311477034988.

The previous prime is 222311477034973. The next prime is 222311477035013. The reversal of 222311477034989 is 989430774113222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222079528842889 + 231948192100 = 14902333^2 + 481610^2 .

It is a cyclic number.

It is not a de Polignac number, because 222311477034989 - 2⁴ = 222311477034973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222311477084989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111155738517494 + 111155738517495.

It is an arithmetic number, because the mean of its divisors is an integer number (111155738517495).

Almost surely, 2^{222311477034989} is an apocalyptic number.

It is an amenable number.

222311477034989 is a deficient number, since it is larger than the sum of its proper divisors (1).

222311477034989 is an equidigital number, since it uses as much as digits as its factorization.

222311477034989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36578304, while the sum is 62.

The spelling of 222311477034989 in words is "two hundred twenty-two trillion, three hundred eleven billion, four hundred seventy-seven million, thirty-four thousand, nine hundred eighty-nine".