221734334152 has 16 divisors (see below), whose sum is σ = 433828045440. Its totient is φ = 106046855376.

The previous prime is 221734334137. The next prime is 221734334201. The reversal of 221734334152 is 251433437122.

It is a super-2 number, since 2×221734334152² (a number of 23 digits) contains 22 as substring.

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, 602538768 + ... + 602539135.

It is an arithmetic number, because the mean of its divisors is an integer number (27114252840).

Almost surely, 2^221734334152 is an apocalyptic number.

It is an amenable number.

221734334152 is a deficient number, since it is larger than the sum of its proper divisors (212093711288).

221734334152 is a wasteful number, since it uses less digits than its factorization.

221734334152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205077932 (or 1205077928 counting only the distinct ones).

The product of its digits is 120960, while the sum is 37.

The spelling of 221734334152 in words is "two hundred twenty-one billion, seven hundred thirty-four million, three hundred thirty-four thousand, one hundred fifty-two".