121020002211201 has 24 divisors (see below), whose sum is σ = 171239372180352. Its totient is φ = 75967220152800.

The previous prime is 121020002211181. The next prime is 121020002211217. The reversal of 121020002211201 is 102112200020121.

It is not a de Polignac number, because 121020002211201 - 2⁵ = 121020002211169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121020002218201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 567151545 + ... + 567364886.

It is an arithmetic number, because the mean of its divisors is an integer number (7134973840848).

Almost surely, 2^{121020002211201} is an apocalyptic number.

It is an amenable number.

121020002211201 is a deficient number, since it is larger than the sum of its proper divisors (50219369969151).

121020002211201 is a wasteful number, since it uses less digits than its factorization.

121020002211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134516533 (or 1134516502 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121020002211201 its reverse (102112200020121), we get a palindrome (223132202231322).

The spelling of 121020002211201 in words is "one hundred twenty-one trillion, twenty billion, two million, two hundred eleven thousand, two hundred one".