121121003322047 has 2 divisors, whose sum is σ = 121121003322048. Its totient is φ = 121121003322046.

The previous prime is 121121003321987. The next prime is 121121003322103. The reversal of 121121003322047 is 740223300121121.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121121003322047 - 2¹⁰ = 121121003321023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121121003382047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60560501661023 + 60560501661024.

It is an arithmetic number, because the mean of its divisors is an integer number (60560501661024).

Almost surely, 2^{121121003322047} is an apocalyptic number.

121121003322047 is a deficient number, since it is larger than the sum of its proper divisors (1).

121121003322047 is an equidigital number, since it uses as much as digits as its factorization.

121121003322047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 121121003322047 its reverse (740223300121121), we get a palindrome (861344303443168).

The spelling of 121121003322047 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, three million, three hundred twenty-two thousand, forty-seven".