221534462021414 has 32 divisors (see below), whose sum is σ = 339001048458720. Its totient is φ = 108539488392192.

The previous prime is 221534462021399. The next prime is 221534462021449. The reversal of 221534462021414 is 414120264435122.

It is a congruent number.

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, 315933752 + ... + 316634180.

It is an arithmetic number, because the mean of its divisors is an integer number (10593782764335).

Almost surely, 2^{221534462021414} is an apocalyptic number.

221534462021414 is a deficient number, since it is larger than the sum of its proper divisors (117466586437306).

221534462021414 is a wasteful number, since it uses less digits than its factorization.

221534462021414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704264.

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 221534462021414 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred sixty-two million, twenty-one thousand, four hundred fourteen".