1202302313421 has 32 divisors (see below), whose sum is σ = 1827269038080. Its totient is φ = 696058440000.

The previous prime is 1202302313411. The next prime is 1202302313491. The reversal of 1202302313421 is 1243132032021.

It is not a de Polignac number, because 1202302313421 - 2⁷ = 1202302313293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1202302313391 and 1202302313400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202302313411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484626 + ... + 1624643.

It is an arithmetic number, because the mean of its divisors is an integer number (57102157440).

Almost surely, 2^{1202302313421} is an apocalyptic number.

1202302313421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1202302313421 is a deficient number, since it is larger than the sum of its proper divisors (624966724659).

1202302313421 is a wasteful number, since it uses less digits than its factorization.

1202302313421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110057.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1202302313421 its reverse (1243132032021), we get a palindrome (2445434345442).

The spelling of 1202302313421 in words is "one trillion, two hundred two billion, three hundred two million, three hundred thirteen thousand, four hundred twenty-one".