121100300029 has 2 divisors, whose sum is σ = 121100300030. Its totient is φ = 121100300028.

The previous prime is 121100299967. The next prime is 121100300033. The reversal of 121100300029 is 920003001121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83261102500 + 37839197529 = 288550^2 + 194523^2 .

It is a cyclic number.

It is not a de Polignac number, because 121100300029 - 2²⁹ = 120563429117 is a prime.

It is a super-2 number, since 2×121100300029² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121100299979 and 121100300015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121100300929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550150014 + 60550150015.

It is an arithmetic number, because the mean of its divisors is an integer number (60550150015).

Almost surely, 2^121100300029 is an apocalyptic number.

It is an amenable number.

121100300029 is a deficient number, since it is larger than the sum of its proper divisors (1).

121100300029 is an equidigital number, since it uses as much as digits as its factorization.

121100300029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The spelling of 121100300029 in words is "one hundred twenty-one billion, one hundred million, three hundred thousand, twenty-nine".