121201120022002 has 8 divisors (see below), whose sum is σ = 182064779427312. Its totient is φ = 60512860212900.

The previous prime is 121201120021939. The next prime is 121201120022093. The reversal of 121201120022002 is 200220021102121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121201120022002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43849897324 + ... + 43849900087.

It is an arithmetic number, because the mean of its divisors is an integer number (22758097428414).

Almost surely, 2^{121201120022002} is an apocalyptic number.

121201120022002 is a deficient number, since it is larger than the sum of its proper divisors (60863659405310).

121201120022002 is an equidigital number, since it uses as much as digits as its factorization.

121201120022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87699798104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121201120022002 its reverse (200220021102121), we get a palindrome (321421141124123).

The spelling of 121201120022002 in words is "one hundred twenty-one trillion, two hundred one billion, one hundred twenty million, twenty-two thousand, two".