1245106623222 has 288 divisors, whose sum is σ = 3585891778560. Its totient is φ = 304781875200.

The previous prime is 1245106623169. The next prime is 1245106623253. The reversal of 1245106623222 is 2223266015421.

1245106623222 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 1 + 0 + 6 + 623 + 2 + 22 = 666.

It is a super-2 number, since 2×1245106623222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 55895947 + ... + 55918217.

It is an arithmetic number, because the mean of its divisors is an integer number (12451013120).

Almost surely, 2^{1245106623222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1245106623222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792945889280).

1245106623222 is an abundant number, since it is smaller than the sum of its proper divisors (2340785155338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245106623222 is a wasteful number, since it uses less digits than its factorization.

1245106623222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22520 (or 22506 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 1245106623222 in words is "one trillion, two hundred forty-five billion, one hundred six million, six hundred twenty-three thousand, two hundred twenty-two".