121200001102 has 8 divisors (see below), whose sum is σ = 181912159512. Its totient is φ = 60562614600.

The previous prime is 121200001081. The next prime is 121200001121. The reversal of 121200001102 is 201100002121.

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

It is a congruent number.

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, 18688924 + ... + 18695407.

It is an arithmetic number, because the mean of its divisors is an integer number (22739019939).

Almost surely, 2^121200001102 is an apocalyptic number.

121200001102 is a deficient number, since it is larger than the sum of its proper divisors (60712158410).

121200001102 is a wasteful number, since it uses less digits than its factorization.

121200001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37385954.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 121200001102 its reverse (201100002121), we get a palindrome (322300003223).

The spelling of 121200001102 in words is "one hundred twenty-one billion, two hundred million, one thousand, one hundred two".