221411703162236 has 12 divisors (see below), whose sum is σ = 387472886473512. Its totient is φ = 110705164169808.

The previous prime is 221411703162197. The next prime is 221411703162253. The reversal of 221411703162236 is 632261307114122.

It is a junction number, because it is equal to n+sod(n) for n = 221411703162193 and 221411703162202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171127775 + ... + 172416758.

It is an arithmetic number, because the mean of its divisors is an integer number (32289407206126).

Almost surely, 2^{221411703162236} is an apocalyptic number.

It is an amenable number.

221411703162236 is a deficient number, since it is larger than the sum of its proper divisors (166061183311276).

221411703162236 is a wasteful number, since it uses less digits than its factorization.

221411703162236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343705660 (or 343705658 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 221411703162236 in words is "two hundred twenty-one trillion, four hundred eleven billion, seven hundred three million, one hundred sixty-two thousand, two hundred thirty-six".