420612101332 has 6 divisors (see below), whose sum is σ = 736071177338. Its totient is φ = 210306050664.

The previous prime is 420612101309. The next prime is 420612101339. The reversal of 420612101332 is 233101216024.

It can be written as a sum of positive squares in only one way, i.e., 238286517316 + 182325584016 = 488146^2 + 426996^2 .

It is a junction number, because it is equal to n+sod(n) for n = 420612101297 and 420612101306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420612101339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52576512663 + ... + 52576512670.

Almost surely, 2^420612101332 is an apocalyptic number.

It is an amenable number.

420612101332 is a deficient number, since it is larger than the sum of its proper divisors (315459076006).

420612101332 is a wasteful number, since it uses less digits than its factorization.

420612101332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105153025337 (or 105153025335 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 420612101332 its reverse (233101216024), we get a palindrome (653713317356).

The spelling of 420612101332 in words is "four hundred twenty billion, six hundred twelve million, one hundred one thousand, three hundred thirty-two".