212029156 has 6 divisors (see below), whose sum is σ = 371051030. Its totient is φ = 106014576.

The previous prime is 212029141. The next prime is 212029171. The reversal of 212029156 is 651920212.

212029156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212029141) and next prime (212029171).

It can be written as a sum of positive squares in only one way, i.e., 186868900 + 25160256 = 13670^2 + 5016^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503641 + ... + 26503648.

Almost surely, 2^212029156 is an apocalyptic number.

It is an amenable number.

212029156 is a deficient number, since it is larger than the sum of its proper divisors (159021874).

212029156 is a wasteful number, since it uses less digits than its factorization.

212029156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53007293 (or 53007291 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 212029156 is about 14561.2209652900. The cubic root of 212029156 is about 596.3005293347.

Adding to 212029156 its reverse (651920212), we get a palindrome (863949368).

The spelling of 212029156 in words is "two hundred twelve million, twenty-nine thousand, one hundred fifty-six".