1421202126216 has 64 divisors (see below), whose sum is σ = 3728914600320. Its totient is φ = 450517591040.

The previous prime is 1421202126163. The next prime is 1421202126247. The reversal of 1421202126216 is 6126212021241.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7345665 + ... + 7536656.

It is an arithmetic number, because the mean of its divisors is an integer number (58264290630).

Almost surely, 2^{1421202126216} is an apocalyptic number.

It is an amenable number.

1421202126216 is an abundant number, since it is smaller than the sum of its proper divisors (2307712474104).

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

1421202126216 is a wasteful number, since it uses less digits than its factorization.

1421202126216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14882526 (or 14882522 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 1421202126216 its reverse (6126212021241), we get a palindrome (7547414147457).

The spelling of 1421202126216 in words is "one trillion, four hundred twenty-one billion, two hundred two million, one hundred twenty-six thousand, two hundred sixteen".