1022212253214 has 128 divisors (see below), whose sum is σ = 2542860864000. Its totient is φ = 302487519744.

The previous prime is 1022212253189. The next prime is 1022212253287. The reversal of 1022212253214 is 4123522122201.

1022212253214 is a `hidden beast` number, since 1 + 0 + 2 + 2 + 2 + 122 + 532 + 1 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3866257 + ... + 4122179.

It is an arithmetic number, because the mean of its divisors is an integer number (19866100500).

Almost surely, 2^{1022212253214} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022212253214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1271430432000).

1022212253214 is an abundant number, since it is smaller than the sum of its proper divisors (1520648610786).

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

1022212253214 is a wasteful number, since it uses less digits than its factorization.

1022212253214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256199 (or 256193 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1022212253214 its reverse (4123522122201), we get a palindrome (5145734375415).

The spelling of 1022212253214 in words is "one trillion, twenty-two billion, two hundred twelve million, two hundred fifty-three thousand, two hundred fourteen".