121366632020002 has 16 divisors (see below), whose sum is σ = 182485983132000. Its totient is φ = 60538106752480.

The previous prime is 121366632019937. The next prime is 121366632020027. The reversal of 121366632020002 is 200020236663121.

It is a self number, because there is not a number n which added to its sum of digits gives 121366632020002.

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, 32155252 + ... + 35730847.

It is an arithmetic number, because the mean of its divisors is an integer number (11405373945750).

Almost surely, 2^{121366632020002} is an apocalyptic number.

121366632020002 is a deficient number, since it is larger than the sum of its proper divisors (61119351111998).

121366632020002 is a wasteful number, since it uses less digits than its factorization.

121366632020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67888241.

The product of its (nonzero) digits is 31104, while the sum is 34.

Adding to 121366632020002 its reverse (200020236663121), we get a palindrome (321386868683123).

The spelling of 121366632020002 in words is "one hundred twenty-one trillion, three hundred sixty-six billion, six hundred thirty-two million, twenty thousand, two".