121321020121202 has 32 divisors (see below), whose sum is σ = 200459615698944. Its totient is φ = 54611199334800.

The previous prime is 121321020121181. The next prime is 121321020121237. The reversal of 121321020121202 is 202121020123121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63798848 + ... + 65672939.

It is an arithmetic number, because the mean of its divisors is an integer number (6264362990592).

Almost surely, 2^{121321020121202} is an apocalyptic number.

121321020121202 is a deficient number, since it is larger than the sum of its proper divisors (79138595577742).

121321020121202 is a wasteful number, since it uses less digits than its factorization.

121321020121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129472214.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121321020121202 its reverse (202121020123121), we get a palindrome (323442040244323).

The spelling of 121321020121202 in words is "one hundred twenty-one trillion, three hundred twenty-one billion, twenty million, one hundred twenty-one thousand, two hundred two".