121020001202 has 16 divisors (see below), whose sum is σ = 181987495872. Its totient is φ = 60357694320.

The previous prime is 121020001129. The next prime is 121020001229. The reversal of 121020001202 is 202100020121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1236752 + ... + 1331012.

It is an arithmetic number, because the mean of its divisors is an integer number (11374218492).

Almost surely, 2^121020001202 is an apocalyptic number.

121020001202 is a deficient number, since it is larger than the sum of its proper divisors (60967494670).

121020001202 is an equidigital number, since it uses as much as digits as its factorization.

121020001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95873.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 121020001202 its reverse (202100020121), we get a palindrome (323120021323).

The spelling of 121020001202 in words is "one hundred twenty-one billion, twenty million, one thousand, two hundred two".