11021121222000 has 160 divisors (see below), whose sum is σ = 35700497474304. Its totient is φ = 2925036576000.

The previous prime is 11021121221969. The next prime is 11021121222017. The reversal of 11021121222000 is 22212112011.

It is a super-2 number, since 2×11021121222000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 3086734 + ... + 5618733.

Almost surely, 2^{11021121222000} is an apocalyptic number.

11021121222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021121222000 is an abundant number, since it is smaller than the sum of its proper divisors (24679376252304).

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

11021121222000 is a wasteful number, since it uses less digits than its factorization.

11021121222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8705704 (or 8705688 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11021121222000 its reverse (22212112011), we get a palindrome (11043333334011).

The spelling of 11021121222000 in words is "eleven trillion, twenty-one billion, one hundred twenty-one million, two hundred twenty-two thousand".