1226221014036 has 96 divisors (see below), whose sum is σ = 3009828907008. Its totient is φ = 387796689280.

The previous prime is 1226221013987. The next prime is 1226221014043. The reversal of 1226221014036 is 6304101226221.

It is a super-2 number, since 2×1226221014036² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1226221013994 and 1226221014012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87598990 + ... + 87612986.

It is an arithmetic number, because the mean of its divisors is an integer number (31352384448).

Almost surely, 2^{1226221014036} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1226221014036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1504914453504).

1226221014036 is an abundant number, since it is smaller than the sum of its proper divisors (1783607892972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1226221014036 is a wasteful number, since it uses less digits than its factorization.

1226221014036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16581 (or 16579 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 1226221014036 in words is "one trillion, two hundred twenty-six billion, two hundred twenty-one million, fourteen thousand, thirty-six".