1400421222222 has 32 divisors (see below), whose sum is σ = 3055690310400. Its totient is φ = 424338702720.

The previous prime is 1400421222191. The next prime is 1400421222227. The reversal of 1400421222222 is 2222221240041.

It is a super-2 number, since 2×1400421222222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400421222192 and 1400421222201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400421222227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123543 + ... + 1678125.

It is an arithmetic number, because the mean of its divisors is an integer number (95490322200).

Almost surely, 2^{1400421222222} is an apocalyptic number.

1400421222222 is an abundant number, since it is smaller than the sum of its proper divisors (1655269088178).

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

1400421222222 is a wasteful number, since it uses less digits than its factorization.

1400421222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1568248.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1400421222222 its reverse (2222221240041), we get a palindrome (3622642462263).

The spelling of 1400421222222 in words is "one trillion, four hundred billion, four hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty-two".