22215241545002 has 24 divisors (see below), whose sum is σ = 38220113742048. Its totient is φ = 9658800669320.

The previous prime is 22215241545001. The next prime is 22215241545023. The reversal of 22215241545002 is 20054514251222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22215241545001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1995614408 + ... + 1995625539.

It is an arithmetic number, because the mean of its divisors is an integer number (1592504739252).

Almost surely, 2^{22215241545002} is an apocalyptic number.

22215241545002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22215241545002 is a deficient number, since it is larger than the sum of its proper divisors (16004872197046).

22215241545002 is a wasteful number, since it uses less digits than its factorization.

22215241545002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3991239994 (or 3991239983 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 22215241545002 its reverse (20054514251222), we get a palindrome (42269755796224).

The spelling of 22215241545002 in words is "twenty-two trillion, two hundred fifteen billion, two hundred forty-one million, five hundred forty-five thousand, two".