2202402131421 has 8 divisors (see below), whose sum is σ = 2946912629280. Its totient is φ = 1463079860592.

The previous prime is 2202402131389. The next prime is 2202402131513. The reversal of 2202402131421 is 1241312042022.

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

It is not a de Polignac number, because 2202402131421 - 2⁵ = 2202402131389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2202402131391 and 2202402131400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202402131221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1297055766 + ... + 1297057463.

It is an arithmetic number, because the mean of its divisors is an integer number (368364078660).

Almost surely, 2^{2202402131421} is an apocalyptic number.

It is an amenable number.

2202402131421 is a deficient number, since it is larger than the sum of its proper divisors (744510497859).

2202402131421 is a wasteful number, since it uses less digits than its factorization.

2202402131421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2594113515.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 2202402131421 its reverse (1241312042022), we get a palindrome (3443714173443).

The spelling of 2202402131421 in words is "two trillion, two hundred two billion, four hundred two million, one hundred thirty-one thousand, four hundred twenty-one".