121455022263061 has 2 divisors, whose sum is σ = 121455022263062. Its totient is φ = 121455022263060.

The previous prime is 121455022263023. The next prime is 121455022263103. The reversal of 121455022263061 is 160362220554121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97377305584036 + 24077716679025 = 9867994^2 + 4906905^2 .

It is an emirp because it is prime and its reverse (160362220554121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 121455022263061 - 2⁷ = 121455022262933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121455022863061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60727511131530 + 60727511131531.

It is an arithmetic number, because the mean of its divisors is an integer number (60727511131531).

Almost surely, 2^{121455022263061} is an apocalyptic number.

It is an amenable number.

121455022263061 is a deficient number, since it is larger than the sum of its proper divisors (1).

121455022263061 is an equidigital number, since it uses as much as digits as its factorization.

121455022263061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 121455022263061 in words is "one hundred twenty-one trillion, four hundred fifty-five billion, twenty-two million, two hundred sixty-three thousand, sixty-one".