2121202000102 has 4 divisors (see below), whose sum is σ = 3181803000156. Its totient is φ = 1060601000050.

The previous prime is 2121202000061. The next prime is 2121202000111. The reversal of 2121202000102 is 2010002021212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530300500024 + ... + 530300500027.

It is an arithmetic number, because the mean of its divisors is an integer number (795450750039).

Almost surely, 2^{2121202000102} is an apocalyptic number.

2121202000102 is a deficient number, since it is larger than the sum of its proper divisors (1060601000054).

2121202000102 is a wasteful number, since it uses less digits than its factorization.

2121202000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060601000053.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2121202000102 its reverse (2010002021212), we get a palindrome (4131204021314).

The spelling of 2121202000102 in words is "two trillion, one hundred twenty-one billion, two hundred two million, one hundred two", and thus it is an aban number.