101202212 has 6 divisors (see below), whose sum is σ = 177103878. Its totient is φ = 50601104.

The previous prime is 101202187. The next prime is 101202217. The reversal of 101202212 is 212202101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 74926336 + 26275876 = 8656^2 + 5126^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101202193 and 101202202.

It is not an unprimeable number, because it can be changed into a prime (101202217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650273 + ... + 12650280.

It is an arithmetic number, because the mean of its divisors is an integer number (29517313).

Almost surely, 2^101202212 is an apocalyptic number.

It is an amenable number.

101202212 is a deficient number, since it is larger than the sum of its proper divisors (75901666).

101202212 is a wasteful number, since it uses less digits than its factorization.

101202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25300557 (or 25300555 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 101202212 is about 10059.9310136800. The cubic root of 101202212 is about 466.0115367354.

Adding to 101202212 its reverse (212202101), we get a palindrome (313404313).

The spelling of 101202212 in words is "one hundred one million, two hundred two thousand, two hundred twelve".