1055000422212 has 72 divisors (see below), whose sum is σ = 2696758122912. Its totient is φ = 318357177600.

The previous prime is 1055000422139. The next prime is 1055000422243. The reversal of 1055000422212 is 2122240005501.

It is a super-2 number, since 2×1055000422212² (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 23 ways as a sum of consecutive naturals, for example, 7470012 + ... + 7609932.

Almost surely, 2^{1055000422212} is an apocalyptic number.

1055000422212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1055000422212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1348379061456).

1055000422212 is an abundant number, since it is smaller than the sum of its proper divisors (1641757700700).

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

1055000422212 is a wasteful number, since it uses less digits than its factorization.

1055000422212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140417 (or 140176 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 1055000422212 its reverse (2122240005501), we get a palindrome (3177240427713).

The spelling of 1055000422212 in words is "one trillion, fifty-five billion, four hundred twenty-two thousand, two hundred twelve".