404235310332212 has 6 divisors (see below), whose sum is σ = 707411793081378. Its totient is φ = 202117655166104.

The previous prime is 404235310332209. The next prime is 404235310332247. The reversal of 404235310332212 is 212233013532404.

It can be written as a sum of positive squares in only one way, i.e., 289409641057936 + 114825669274276 = 17012044^2 + 10715674^2 .

It is a super-2 number, since 2×404235310332212² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50529413791523 + ... + 50529413791530.

It is an arithmetic number, because the mean of its divisors is an integer number (117901965513563).

Almost surely, 2^{404235310332212} is an apocalyptic number.

It is an amenable number.

404235310332212 is a deficient number, since it is larger than the sum of its proper divisors (303176482749166).

404235310332212 is a wasteful number, since it uses less digits than its factorization.

404235310332212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101058827583057 (or 101058827583055 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 404235310332212 its reverse (212233013532404), we get a palindrome (616468323864616).

The spelling of 404235310332212 in words is "four hundred four trillion, two hundred thirty-five billion, three hundred ten million, three hundred thirty-two thousand, two hundred twelve".