101213552 has 20 divisors (see below), whose sum is σ = 213929016. Its totient is φ = 46006080.

The previous prime is 101213549. The next prime is 101213557. The reversal of 101213552 is 255312101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101213557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287363 + ... + 287714.

Almost surely, 2^101213552 is an apocalyptic number.

It is an amenable number.

101213552 is an abundant number, since it is smaller than the sum of its proper divisors (112715464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101213552 is a wasteful number, since it uses less digits than its factorization.

101213552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575096 (or 575090 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 101213552 is about 10060.4946200473. The cubic root of 101213552 is about 466.0289420646.

Adding to 101213552 its reverse (255312101), we get a palindrome (356525653).

The spelling of 101213552 in words is "one hundred one million, two hundred thirteen thousand, five hundred fifty-two".