22011021306454 has 16 divisors (see below), whose sum is σ = 33914208843648. Its totient is φ = 10706378677632.

The previous prime is 22011021306401. The next prime is 22011021306509. The reversal of 22011021306454 is 45460312011022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22939782 + ... + 23880025.

It is an arithmetic number, because the mean of its divisors is an integer number (2119638052728).

Almost surely, 2^{22011021306454} is an apocalyptic number.

22011021306454 is a deficient number, since it is larger than the sum of its proper divisors (11903187537194).

22011021306454 is a wasteful number, since it uses less digits than its factorization.

22011021306454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46826199.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 22011021306454 its reverse (45460312011022), we get a palindrome (67471333317476).

The spelling of 22011021306454 in words is "twenty-two trillion, eleven billion, twenty-one million, three hundred six thousand, four hundred fifty-four".