1021230100012 has 12 divisors (see below), whose sum is σ = 1844802761536. Its totient is φ = 494143596720.

The previous prime is 1021230099983. The next prime is 1021230100039. The reversal of 1021230100012 is 2100010321201.

It is a junction number, because it is equal to n+sod(n) for n = 1021230099965 and 1021230100001.

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, 4117863183 + ... + 4117863430.

Almost surely, 2^{1021230100012} is an apocalyptic number.

It is an amenable number.

1021230100012 is a deficient number, since it is larger than the sum of its proper divisors (823572661524).

1021230100012 is a wasteful number, since it uses less digits than its factorization.

1021230100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8235726648 (or 8235726646 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1021230100012 its reverse (2100010321201), we get a palindrome (3121240421213).

The spelling of 1021230100012 in words is "one trillion, twenty-one billion, two hundred thirty million, one hundred thousand, twelve".