1222142103452 has 6 divisors (see below), whose sum is σ = 2138748681048. Its totient is φ = 611071051724.

The previous prime is 1222142103443. The next prime is 1222142103461. The reversal of 1222142103452 is 2543012412221.

It is an interprime number because it is at equal distance from previous prime (1222142103443) and next prime (1222142103461).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152767762928 + ... + 152767762935.

It is an arithmetic number, because the mean of its divisors is an integer number (356458113508).

Almost surely, 2^{1222142103452} is an apocalyptic number.

It is an amenable number.

1222142103452 is a deficient number, since it is larger than the sum of its proper divisors (916606577596).

1222142103452 is a wasteful number, since it uses less digits than its factorization.

1222142103452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305535525867 (or 305535525865 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 1222142103452 its reverse (2543012412221), we get a palindrome (3765154515673).

The spelling of 1222142103452 in words is "one trillion, two hundred twenty-two billion, one hundred forty-two million, one hundred three thousand, four hundred fifty-two".