1145022210242 has 32 divisors (see below), whose sum is σ = 1795509061632. Its totient is φ = 547103937744.

The previous prime is 1145022210197. The next prime is 1145022210281. The reversal of 1145022210242 is 2420122205411.

It is a super-2 number, since 2×1145022210242² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11620193 + ... + 11718315.

It is an arithmetic number, because the mean of its divisors is an integer number (56109658176).

Almost surely, 2^{1145022210242} is an apocalyptic number.

1145022210242 is a deficient number, since it is larger than the sum of its proper divisors (650486851390).

1145022210242 is a wasteful number, since it uses less digits than its factorization.

1145022210242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101102.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 1145022210242 its reverse (2420122205411), we get a palindrome (3565144415653).

The spelling of 1145022210242 in words is "one trillion, one hundred forty-five billion, twenty-two million, two hundred ten thousand, two hundred forty-two".