420202213432 has 8 divisors (see below), whose sum is σ = 787879150200. Its totient is φ = 210101106712.

The previous prime is 420202213429. The next prime is 420202213439. The reversal of 420202213432 is 234312202024.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-4 number, since 4×420202213432⁴ (a number of 48 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 420202213397 and 420202213406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420202213439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26262638332 + ... + 26262638347.

It is an arithmetic number, because the mean of its divisors is an integer number (98484893775).

Almost surely, 2^420202213432 is an apocalyptic number.

It is an amenable number.

420202213432 is a deficient number, since it is larger than the sum of its proper divisors (367676936768).

420202213432 is a wasteful number, since it uses less digits than its factorization.

420202213432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52525276685 (or 52525276681 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 420202213432 its reverse (234312202024), we get a palindrome (654514415456).

The spelling of 420202213432 in words is "four hundred twenty billion, two hundred two million, two hundred thirteen thousand, four hundred thirty-two".