1021012032412 has 12 divisors (see below), whose sum is σ = 1806847136640. Its totient is φ = 504769993376.

The previous prime is 1021012032407. The next prime is 1021012032451. The reversal of 1021012032412 is 2142302101201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021012032412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434005308 + ... + 1434006019.

It is an arithmetic number, because the mean of its divisors is an integer number (150570594720).

Almost surely, 2^{1021012032412} is an apocalyptic number.

It is an amenable number.

1021012032412 is a deficient number, since it is larger than the sum of its proper divisors (785835104228).

1021012032412 is a wasteful number, since it uses less digits than its factorization.

1021012032412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868011420 (or 2868011418 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1021012032412 its reverse (2142302101201), we get a palindrome (3163314133613).

The spelling of 1021012032412 in words is "one trillion, twenty-one billion, twelve million, thirty-two thousand, four hundred twelve".