1020122012112 has 40 divisors (see below), whose sum is σ = 3011788798656. Its totient is φ = 291463431936.

The previous prime is 1020122012099. The next prime is 1020122012131. The reversal of 1020122012112 is 2112102210201.

It is a junction number, because it is equal to n+sod(n) for n = 1020122012091 and 1020122012100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518038373 + ... + 1518039044.

Almost surely, 2^{1020122012112} is an apocalyptic number.

1020122012112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020122012112 is an abundant number, since it is smaller than the sum of its proper divisors (1991666786544).

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

1020122012112 is a wasteful number, since it uses less digits than its factorization.

1020122012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036077435 (or 3036077429 counting only the distinct ones).

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

Adding to 1020122012112 its reverse (2112102210201), we get a palindrome (3132224222313).

The spelling of 1020122012112 in words is "one trillion, twenty billion, one hundred twenty-two million, twelve thousand, one hundred twelve".