1020020112212 has 6 divisors (see below), whose sum is σ = 1785035196378. Its totient is φ = 510010056104.

The previous prime is 1020020112203. The next prime is 1020020112233. The reversal of 1020020112212 is 2122110200201.

It can be written as a sum of positive squares in only one way, i.e., 693149493136 + 326870619076 = 832556^2 + 571726^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127502514023 + ... + 127502514030.

It is an arithmetic number, because the mean of its divisors is an integer number (297505866063).

Almost surely, 2^{1020020112212} is an apocalyptic number.

It is an amenable number.

1020020112212 is a deficient number, since it is larger than the sum of its proper divisors (765015084166).

1020020112212 is a wasteful number, since it uses less digits than its factorization.

1020020112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255005028057 (or 255005028055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1020020112212 its reverse (2122110200201), we get a palindrome (3142130312413).

The spelling of 1020020112212 in words is "one trillion, twenty billion, twenty million, one hundred twelve thousand, two hundred twelve".