1022140012 has 24 divisors (see below), whose sum is σ = 1805546736. Its totient is φ = 506285568.

The previous prime is 1022139983. The next prime is 1022140027. The reversal of 1022140012 is 2100412201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1022139974 and 1022140001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306868 + ... + 310180.

It is an arithmetic number, because the mean of its divisors is an integer number (75231114).

Almost surely, 2^1022140012 is an apocalyptic number.

It is an amenable number.

1022140012 is a deficient number, since it is larger than the sum of its proper divisors (783406724).

1022140012 is a wasteful number, since it uses less digits than its factorization.

1022140012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4017 (or 4015 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1022140012 is about 31970.9244783444. The cubic root of 1022140012 is about 1007.3261997241.

Adding to 1022140012 its reverse (2100412201), we get a palindrome (3122552213).

The spelling of 1022140012 in words is "one billion, twenty-two million, one hundred forty thousand, twelve".