121100351 has 2 divisors, whose sum is σ = 121100352. Its totient is φ = 121100350.

The previous prime is 121100321. The next prime is 121100363. The reversal of 121100351 is 153001121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121100351 - 2¹⁴ = 121083967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121100321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550175 + 60550176.

It is an arithmetic number, because the mean of its divisors is an integer number (60550176).

Almost surely, 2^121100351 is an apocalyptic number.

121100351 is a deficient number, since it is larger than the sum of its proper divisors (1).

121100351 is an equidigital number, since it uses as much as digits as its factorization.

121100351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 121100351 is about 11004.5604637350. The cubic root of 121100351 is about 494.7454406527.

Adding to 121100351 its reverse (153001121), we get a palindrome (274101472).

The spelling of 121100351 in words is "one hundred twenty-one million, one hundred thousand, three hundred fifty-one".