60121099 has 2 divisors, whose sum is σ = 60121100. Its totient is φ = 60121098.

The previous prime is 60121093. The next prime is 60121123. The reversal of 60121099 is 99012106.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60121099 - 2³ = 60121091 is a prime.

It is a super-2 number, since 2×60121099² = 7229093089935602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (60121091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30060549 + 30060550.

It is an arithmetic number, because the mean of its divisors is an integer number (30060550).

Almost surely, 2^60121099 is an apocalyptic number.

60121099 is a deficient number, since it is larger than the sum of its proper divisors (1).

60121099 is an equidigital number, since it uses as much as digits as its factorization.

60121099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 60121099 is about 7753.7796589792. The cubic root of 60121099 is about 391.7499685399.

The spelling of 60121099 in words is "sixty million, one hundred twenty-one thousand, ninety-nine".