1022202220012 has 6 divisors (see below), whose sum is σ = 1788853885028. Its totient is φ = 511101110004.

The previous prime is 1022202219989. The next prime is 1022202220043. The reversal of 1022202220012 is 2100222022201.

It is a super-2 number, since 2×1022202220012² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127775277498 + ... + 127775277505.

Almost surely, 2^{1022202220012} is an apocalyptic number.

It is an amenable number.

1022202220012 is a deficient number, since it is larger than the sum of its proper divisors (766651665016).

1022202220012 is a wasteful number, since it uses less digits than its factorization.

1022202220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255550555007 (or 255550555005 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1022202220012 its reverse (2100222022201), we get a palindrome (3122424242213).

It can be divided in two parts, 102220 and 2220012, that added together give a palindrome (2322232).

The spelling of 1022202220012 in words is "one trillion, twenty-two billion, two hundred two million, two hundred twenty thousand, twelve".