1220022121014 has 20 divisors (see below), whose sum is σ = 2733753271524. Its totient is φ = 406674040284.

The previous prime is 1220022121009. The next prime is 1220022121069. The reversal of 1220022121014 is 4101212200221.

1220022121014 is a `hidden beast` number, since 1 + 220 + 0 + 221 + 210 + 14 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3765500212 + ... + 3765500535.

Almost surely, 2^{1220022121014} is an apocalyptic number.

1220022121014 is an abundant number, since it is smaller than the sum of its proper divisors (1513731150510).

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

1220022121014 is an equidigital number, since it uses as much as digits as its factorization.

1220022121014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7531000761 (or 7531000752 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1220022121014 its reverse (4101212200221), we get a palindrome (5321234321235).

The spelling of 1220022121014 in words is "one trillion, two hundred twenty billion, twenty-two million, one hundred twenty-one thousand, fourteen".