1022212021311 has 32 divisors (see below), whose sum is σ = 1631100408000. Its totient is φ = 628968374784.

The previous prime is 1022212021309. The next prime is 1022212021393. The reversal of 1022212021311 is 1131202122201.

1022212021311 is a `hidden beast` number, since 10 + 222 + 120 + 2 + 1 + 311 = 666.

1022212021311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1022212021311 - 2¹ = 1022212021309 is a prime.

It is a super-3 number, since 3×1022212021311³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022212020311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2449275 + ... + 2836083.

It is an arithmetic number, because the mean of its divisors is an integer number (50971887750).

Almost surely, 2^{1022212021311} is an apocalyptic number.

1022212021311 is a deficient number, since it is larger than the sum of its proper divisors (608888386689).

1022212021311 is a wasteful number, since it uses less digits than its factorization.

1022212021311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394360 (or 394354 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1022212021311 its reverse (1131202122201), we get a palindrome (2153414143512).

The spelling of 1022212021311 in words is "one trillion, twenty-two billion, two hundred twelve million, twenty-one thousand, three hundred eleven".