21121022004114 has 8 divisors (see below), whose sum is σ = 42242044008240. Its totient is φ = 7040340668036.

The previous prime is 21121022004107. The next prime is 21121022004157. The reversal of 21121022004114 is 41140022012112.

It is a sphenic number, since it is the product of 3 distinct primes.

21121022004114 is an admirable 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, 1760085167004 + ... + 1760085167015.

It is an arithmetic number, because the mean of its divisors is an integer number (5280255501030).

Almost surely, 2^{21121022004114} is an apocalyptic number.

21121022004114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21121022004114 is a wasteful number, since it uses less digits than its factorization.

21121022004114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3520170334024.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 21121022004114 its reverse (41140022012112), we get a palindrome (62261044016226).

The spelling of 21121022004114 in words is "twenty-one trillion, one hundred twenty-one billion, twenty-two million, four thousand, one hundred fourteen".