101210201983 has 4 divisors (see below), whose sum is σ = 110411129448. Its totient is φ = 92009274520.

The previous prime is 101210201971. The next prime is 101210202007. The reversal of 101210201983 is 389102012101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101210201983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101210201683) 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, 4600463716 + ... + 4600463737.

It is an arithmetic number, because the mean of its divisors is an integer number (27602782362).

Almost surely, 2^101210201983 is an apocalyptic number.

101210201983 is a deficient number, since it is larger than the sum of its proper divisors (9200927465).

101210201983 is an equidigital number, since it uses as much as digits as its factorization.

101210201983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200927464.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 101210201983 in words is "one hundred one billion, two hundred ten million, two hundred one thousand, nine hundred eighty-three".