11012210999956 has 6 divisors (see below), whose sum is σ = 19271369249930. Its totient is φ = 5506105499976.

The previous prime is 11012210999927. The next prime is 11012210999963. The reversal of 11012210999956 is 65999901221011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9584807332356 + 1427403667600 = 3095934^2 + 1194740^2 .

It is a super-2 number, since 2×11012210999956² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11012210999897 and 11012210999906.

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, 1376526374991 + ... + 1376526374998.

Almost surely, 2^{11012210999956} is an apocalyptic number.

It is an amenable number.

11012210999956 is a deficient number, since it is larger than the sum of its proper divisors (8259158249974).

11012210999956 is a wasteful number, since it uses less digits than its factorization.

11012210999956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753052749993 (or 2753052749991 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 55.

The spelling of 11012210999956 in words is "eleven trillion, twelve billion, two hundred ten million, nine hundred ninety-nine thousand, nine hundred fifty-six".