22051321152052 has 48 divisors (see below), whose sum is σ = 43011194184000. Its totient is φ = 9830729009664.

The previous prime is 22051321152019. The next prime is 22051321152073. The reversal of 22051321152052 is 25025112315022.

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, 76120899 + ... + 76410037.

It is an arithmetic number, because the mean of its divisors is an integer number (896066545500).

Almost surely, 2^{22051321152052} is an apocalyptic number.

It is an amenable number.

22051321152052 is a deficient number, since it is larger than the sum of its proper divisors (20959873031948).

22051321152052 is a wasteful number, since it uses less digits than its factorization.

22051321152052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348208 (or 348206 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 22051321152052 its reverse (25025112315022), we get a palindrome (47076433467074).

The spelling of 22051321152052 in words is "twenty-two trillion, fifty-one billion, three hundred twenty-one million, one hundred fifty-two thousand, fifty-two".