1101001022212 has 36 divisors (see below), whose sum is σ = 2384416425216. Its totient is φ = 435560842080.

The previous prime is 1101001022197. The next prime is 1101001022213. The reversal of 1101001022212 is 2122201001011.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1101001022192 and 1101001022201.

It is not an unprimeable number, because it can be changed into a prime (1101001022213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116330964 + ... + 116340427.

Almost surely, 2^{1101001022212} is an apocalyptic number.

It is an amenable number.

1101001022212 is an abundant number, since it is smaller than the sum of its proper divisors (1283415403004).

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

1101001022212 is a wasteful number, since it uses less digits than its factorization.

1101001022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232671428 (or 232671413 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1101001022212 its reverse (2122201001011), we get a palindrome (3223202023223).

The spelling of 1101001022212 in words is "one trillion, one hundred one billion, one million, twenty-two thousand, two hundred twelve".