100262121 has 4 divisors (see below), whose sum is σ = 133682832. Its totient is φ = 66841412.

The previous prime is 100262117. The next prime is 100262131. The reversal of 100262121 is 121262001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100262121 - 2² = 100262117 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100262121.

It is not an unprimeable number, because it can be changed into a prime (100262131) 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, 16710351 + ... + 16710356.

It is an arithmetic number, because the mean of its divisors is an integer number (33420708).

Almost surely, 2^100262121 is an apocalyptic number.

It is an amenable number.

100262121 is a deficient number, since it is larger than the sum of its proper divisors (33420711).

100262121 is an equidigital number, since it uses as much as digits as its factorization.

100262121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33420710.

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

The square root of 100262121 is about 10013.0974728103. The cubic root of 100262121 is about 464.5640821657.

The spelling of 100262121 in words is "one hundred million, two hundred sixty-two thousand, one hundred twenty-one".