1269220340116 has 24 divisors (see below), whose sum is σ = 2250086322176. Its totient is φ = 626392072800.

The previous prime is 1269220340057. The next prime is 1269220340177. The reversal of 1269220340116 is 6110430229621.

It is a happy number.

It is a super-2 number, since 2×1269220340116² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 6597396 + ... + 6787051.

Almost surely, 2^{1269220340116} is an apocalyptic number.

It is an amenable number.

1269220340116 is a deficient number, since it is larger than the sum of its proper divisors (980865982060).

1269220340116 is a wasteful number, since it uses less digits than its factorization.

1269220340116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13384759 (or 13384757 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

Adding to 1269220340116 its reverse (6110430229621), we get a palindrome (7379650569737).

The spelling of 1269220340116 in words is "one trillion, two hundred sixty-nine billion, two hundred twenty million, three hundred forty thousand, one hundred sixteen".