1212021201102 has 8 divisors (see below), whose sum is σ = 2424042402216. Its totient is φ = 404007067032.

The previous prime is 1212021201043. The next prime is 1212021201133. The reversal of 1212021201102 is 2011021202121.

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

1212021201102 is an admirable number.

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, 101001766753 + ... + 101001766764.

It is an arithmetic number, because the mean of its divisors is an integer number (303005300277).

Almost surely, 2^{1212021201102} is an apocalyptic number.

1212021201102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1212021201102 is a wasteful number, since it uses less digits than its factorization.

1212021201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202003533522.

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

Adding to 1212021201102 its reverse (2011021202121), we get a palindrome (3223042403223).

The spelling of 1212021201102 in words is "one trillion, two hundred twelve billion, twenty-one million, two hundred one thousand, one hundred two".