4311221979350 has 96 divisors (see below), whose sum is σ = 9434577648384. Its totient is φ = 1445003049600.

The previous prime is 4311221979349. The next prime is 4311221979439. The reversal of 4311221979350 is 539791221134.

It is a junction number, because it is equal to n+sod(n) for n = 4311221979295 and 4311221979304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4442039 + ... + 5324861.

It is an arithmetic number, because the mean of its divisors is an integer number (98276850504).

Almost surely, 2^{4311221979350} is an apocalyptic number.

4311221979350 is an abundant number, since it is smaller than the sum of its proper divisors (5123355669034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4311221979350 is a wasteful number, since it uses less digits than its factorization.

4311221979350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883542 (or 883537 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 47.

The spelling of 4311221979350 in words is "four trillion, three hundred eleven billion, two hundred twenty-one million, nine hundred seventy-nine thousand, three hundred fifty".