1011002122212 has 48 divisors (see below), whose sum is σ = 2385594923712. Its totient is φ = 333220717440.

The previous prime is 1011002122211. The next prime is 1011002122213. The reversal of 1011002122212 is 2122212001101.

It is an interprime number because it is at equal distance from previous prime (1011002122211) and next prime (1011002122213).

It is a super-2 number, since 2×1011002122212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011002122191 and 1011002122200.

It is not an unprimeable number, because it can be changed into a prime (1011002122211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 725443 + ... + 1596330.

It is an arithmetic number, because the mean of its divisors is an integer number (49699894244).

Almost surely, 2^{1011002122212} is an apocalyptic number.

1011002122212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011002122212 is an abundant number, since it is smaller than the sum of its proper divisors (1374592801500).

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

1011002122212 is a wasteful number, since it uses less digits than its factorization.

1011002122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322188 (or 2322186 counting only the distinct ones).

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

Adding to 1011002122212 its reverse (2122212001101), we get a palindrome (3133214123313).

The spelling of 1011002122212 in words is "one trillion, eleven billion, two million, one hundred twenty-two thousand, two hundred twelve".