1421024202012 has 12 divisors (see below), whose sum is σ = 3315723138056. Its totient is φ = 473674734000.

The previous prime is 1421024202001. The next prime is 1421024202023. The reversal of 1421024202012 is 2102024201241.

It is an interprime number because it is at equal distance from previous prime (1421024202001) and next prime (1421024202023).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1421024202012.

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, 59209341739 + ... + 59209341762.

Almost surely, 2^{1421024202012} is an apocalyptic number.

1421024202012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1421024202012 is an abundant number, since it is smaller than the sum of its proper divisors (1894698936044).

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

1421024202012 is a wasteful number, since it uses less digits than its factorization.

1421024202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118418683508 (or 118418683506 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1421024202012 its reverse (2102024201241), we get a palindrome (3523048403253).

The spelling of 1421024202012 in words is "one trillion, four hundred twenty-one billion, twenty-four million, two hundred two thousand, twelve".