121010144221229 has 2 divisors, whose sum is σ = 121010144221230. Its totient is φ = 121010144221228.

The previous prime is 121010144221217. The next prime is 121010144221237. The reversal of 121010144221229 is 922122441010121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75755960364100 + 45254183857129 = 8703790^2 + 6727123^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121010144221229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121010144221195 and 121010144221204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121010144221259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505072110614 + 60505072110615.

It is an arithmetic number, because the mean of its divisors is an integer number (60505072110615).

Almost surely, 2^{121010144221229} is an apocalyptic number.

It is an amenable number.

121010144221229 is a deficient number, since it is larger than the sum of its proper divisors (1).

121010144221229 is an equidigital number, since it uses as much as digits as its factorization.

121010144221229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 121010144221229 in words is "one hundred twenty-one trillion, ten billion, one hundred forty-four million, two hundred twenty-one thousand, two hundred twenty-nine".