121203701 has 2 divisors, whose sum is σ = 121203702. Its totient is φ = 121203700.

The previous prime is 121203697. The next prime is 121203781. The reversal of 121203701 is 107302121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111809476 + 9394225 = 10574^2 + 3065^2 .

It is a cyclic number.

It is not a de Polignac number, because 121203701 - 2² = 121203697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121203701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121203781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60601850 + 60601851.

It is an arithmetic number, because the mean of its divisors is an integer number (60601851).

Almost surely, 2^121203701 is an apocalyptic number.

It is an amenable number.

121203701 is a deficient number, since it is larger than the sum of its proper divisors (1).

121203701 is an equidigital number, since it uses as much as digits as its factorization.

121203701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 121203701 is about 11009.2552427492. The cubic root of 121203701 is about 494.8861432519.

Adding to 121203701 its reverse (107302121), we get a palindrome (228505822).

The spelling of 121203701 in words is "one hundred twenty-one million, two hundred three thousand, seven hundred one".