121103307138029 has 2 divisors, whose sum is σ = 121103307138030. Its totient is φ = 121103307138028.

The previous prime is 121103307138007. The next prime is 121103307138043. The reversal of 121103307138029 is 920831703301121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117772371880804 + 3330935257225 = 10852298^2 + 1825085^2 .

It is a cyclic number.

It is not a de Polignac number, because 121103307138029 - 2¹⁶ = 121103307072493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121103307138089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551653569014 + 60551653569015.

It is an arithmetic number, because the mean of its divisors is an integer number (60551653569015).

Almost surely, 2^{121103307138029} is an apocalyptic number.

It is an amenable number.

121103307138029 is a deficient number, since it is larger than the sum of its proper divisors (1).

121103307138029 is an equidigital number, since it uses as much as digits as its factorization.

121103307138029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 121103307138029 in words is "one hundred twenty-one trillion, one hundred three billion, three hundred seven million, one hundred thirty-eight thousand, twenty-nine".