213333420353650 has 12 divisors (see below), whose sum is σ = 396800161857882. Its totient is φ = 85333368141440.

The previous prime is 213333420353639. The next prime is 213333420353657. The reversal of 213333420353650 is 56353024333312.

It can be written as a sum of positive squares in 3 ways, for example, as 126455939939169 + 86877480414481 = 11245263^2 + 9320809^2 .

It is a super-2 number, since 2×213333420353650² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213333420353597 and 213333420353606.

It is not an unprimeable number, because it can be changed into a prime (213333420353657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2133334203487 + ... + 2133334203586.

Almost surely, 2^{213333420353650} is an apocalyptic number.

213333420353650 is a deficient number, since it is larger than the sum of its proper divisors (183466741504232).

213333420353650 is a wasteful number, since it uses less digits than its factorization.

213333420353650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4266668407085 (or 4266668407080 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 43.

Adding to 213333420353650 its reverse (56353024333312), we get a palindrome (269686444686962).

The spelling of 213333420353650 in words is "two hundred thirteen trillion, three hundred thirty-three billion, four hundred twenty million, three hundred fifty-three thousand, six hundred fifty".