102121000220002 has 8 divisors (see below), whose sum is σ = 154195947352512. Its totient is φ = 50722351102500.

The previous prime is 102121000219991. The next prime is 102121000220003. The reversal of 102121000220002 is 200022000121201.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (102121000220003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169074503374 + ... + 169074503977.

It is an arithmetic number, because the mean of its divisors is an integer number (19274493419064).

Almost surely, 2^{102121000220002} is an apocalyptic number.

102121000220002 is a deficient number, since it is larger than the sum of its proper divisors (52074947132510).

102121000220002 is a wasteful number, since it uses less digits than its factorization.

102121000220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338149007504.

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

Adding to 102121000220002 its reverse (200022000121201), we get a palindrome (302143000341203).

The spelling of 102121000220002 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred twenty thousand, two".