2011022211012 has 48 divisors (see below), whose sum is σ = 4727470366080. Its totient is φ = 665341639168.

The previous prime is 2011022210987. The next prime is 2011022211067. The reversal of 2011022211012 is 2101122201102.

It is a junction number, because it is equal to n+sod(n) for n = 2011022210982 and 2011022211000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414289 + ... + 2047847.

It is an arithmetic number, because the mean of its divisors is an integer number (98488965960).

Almost surely, 2^{2011022211012} is an apocalyptic number.

It is an amenable number.

2011022211012 is an abundant number, since it is smaller than the sum of its proper divisors (2716448155068).

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

2011022211012 is a wasteful number, since it uses less digits than its factorization.

2011022211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634332 (or 1634330 counting only the distinct ones).

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

Adding to 2011022211012 its reverse (2101122201102), we get a palindrome (4112144412114).

The spelling of 2011022211012 in words is "two trillion, eleven billion, twenty-two million, two hundred eleven thousand, twelve".