1011203212 has 6 divisors (see below), whose sum is σ = 1769605628. Its totient is φ = 505601604.

The previous prime is 1011203173. The next prime is 1011203243. The reversal of 1011203212 is 2123021101.

1011203212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1011203192 and 1011203201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126400398 + ... + 126400405.

Almost surely, 2^1011203212 is an apocalyptic number.

It is an amenable number.

1011203212 is a deficient number, since it is larger than the sum of its proper divisors (758402416).

1011203212 is a wasteful number, since it uses less digits than its factorization.

1011203212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252800807 (or 252800805 counting only the distinct ones).

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

The square root of 1011203212 is about 31799.4215670663. The cubic root of 1011203212 is about 1003.7205443823.

Adding to 1011203212 its reverse (2123021101), we get a palindrome (3134224313).

The spelling of 1011203212 in words is "one billion, eleven million, two hundred three thousand, two hundred twelve".