402020021142213 has 16 divisors (see below), whose sum is σ = 542436606968256. Its totient is φ = 264825952776320.

The previous prime is 402020021142067. The next prime is 402020021142221. The reversal of 402020021142213 is 312241120020204.

It is a cyclic number.

It is not a de Polignac number, because 402020021142213 - 2⁴⁵ = 366835649053381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402020021142283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2195083770 + ... + 2195266907.

It is an arithmetic number, because the mean of its divisors is an integer number (33902287935516).

Almost surely, 2^{402020021142213} is an apocalyptic number.

It is an amenable number.

402020021142213 is a deficient number, since it is larger than the sum of its proper divisors (140416585826043).

402020021142213 is a wasteful number, since it uses less digits than its factorization.

402020021142213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390351044.

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

Adding to 402020021142213 its reverse (312241120020204), we get a palindrome (714261141162417).

The spelling of 402020021142213 in words is "four hundred two trillion, twenty billion, twenty-one million, one hundred forty-two thousand, two hundred thirteen".