221432320034002 has 32 divisors (see below), whose sum is σ = 414244182288384. Its totient is φ = 86243793651600.

The previous prime is 221432320033997. The next prime is 221432320034021. The reversal of 221432320034002 is 200430023234122.

It is a super-2 number, since 2×221432320034002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237356524 + ... + 238287607.

It is an arithmetic number, because the mean of its divisors is an integer number (12945130696512).

Almost surely, 2^{221432320034002} is an apocalyptic number.

221432320034002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221432320034002 is a deficient number, since it is larger than the sum of its proper divisors (192811862254382).

221432320034002 is a wasteful number, since it uses less digits than its factorization.

221432320034002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475647174.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 221432320034002 its reverse (200430023234122), we get a palindrome (421862343268124).

The spelling of 221432320034002 in words is "two hundred twenty-one trillion, four hundred thirty-two billion, three hundred twenty million, thirty-four thousand, two".