20022551116619 has 16 divisors (see below), whose sum is σ = 21375907301376. Its totient is φ = 18689112720000.

The previous prime is 20022551116597. The next prime is 20022551116627. The reversal of 20022551116619 is 91661115522002.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20022551116619 is a prime.

It is a super-2 number, since 2×20022551116619² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022551116679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4866857 + ... + 7983194.

It is an arithmetic number, because the mean of its divisors is an integer number (1335994206336).

Almost surely, 2^{20022551116619} is an apocalyptic number.

20022551116619 is a deficient number, since it is larger than the sum of its proper divisors (1353356184757).

20022551116619 is a wasteful number, since it uses less digits than its factorization.

20022551116619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12850826.

The product of its (nonzero) digits is 64800, while the sum is 41.

The spelling of 20022551116619 in words is "twenty trillion, twenty-two billion, five hundred fifty-one million, one hundred sixteen thousand, six hundred nineteen".