10101020212 has 6 divisors (see below), whose sum is σ = 17676785378. Its totient is φ = 5050510104.

The previous prime is 10101020207. The next prime is 10101020249. The reversal of 10101020212 is 21202010101.

It can be written as a sum of positive squares in only one way, i.e., 9117194256 + 983825956 = 95484^2 + 31366^2 .

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, 1262627523 + ... + 1262627530.

Almost surely, 2^10101020212 is an apocalyptic number.

It is an amenable number.

10101020212 is a deficient number, since it is larger than the sum of its proper divisors (7575765166).

10101020212 is a wasteful number, since it uses less digits than its factorization.

10101020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525255057 (or 2525255055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10101020212 its reverse (21202010101), we get a palindrome (31303030313).

The spelling of 10101020212 in words is "ten billion, one hundred one million, twenty thousand, two hundred twelve".