2145110521022 has 32 divisors (see below), whose sum is σ = 3884554272000. Its totient is φ = 867869546688.

The previous prime is 2145110520983. The next prime is 2145110521031. The reversal of 2145110521022 is 2201250115412.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2145110520982 and 2145110521000.

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, 14172647 + ... + 14323202.

It is an arithmetic number, because the mean of its divisors is an integer number (121392321000).

Almost surely, 2^{2145110521022} is an apocalyptic number.

2145110521022 is a deficient number, since it is larger than the sum of its proper divisors (1739443750978).

2145110521022 is a wasteful number, since it uses less digits than its factorization.

2145110521022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28496160.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 2145110521022 its reverse (2201250115412), we get a palindrome (4346360636434).

The spelling of 2145110521022 in words is "two trillion, one hundred forty-five billion, one hundred ten million, five hundred twenty-one thousand, twenty-two".