612202101 has 16 divisors (see below), whose sum is σ = 933225984. Its totient is φ = 349699824.

The previous prime is 612202091. The next prime is 612202117. The reversal of 612202101 is 101202216.

It is not a de Polignac number, because 612202101 - 2⁵ = 612202069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612202121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102150 + ... + 107976.

It is an arithmetic number, because the mean of its divisors is an integer number (58326624).

Almost surely, 2^612202101 is an apocalyptic number.

It is an amenable number.

612202101 is a deficient number, since it is larger than the sum of its proper divisors (321023883).

612202101 is a wasteful number, since it uses less digits than its factorization.

612202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10840.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 612202101 is about 24742.7181408996. The cubic root of 612202101 is about 849.1119218266. Note that the first 3 decimals are identical.

Adding to 612202101 its reverse (101202216), we get a palindrome (713404317).

The spelling of 612202101 in words is "six hundred twelve million, two hundred two thousand, one hundred one".