90101211302 has 16 divisors (see below), whose sum is σ = 135531090432. Its totient is φ = 44924323080.

The previous prime is 90101211269. The next prime is 90101211307. The reversal of 90101211302 is 20311210109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90101211307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268543 + ... + 1337685.

It is an arithmetic number, because the mean of its divisors is an integer number (8470693152).

Almost surely, 2^90101211302 is an apocalyptic number.

90101211302 is a deficient number, since it is larger than the sum of its proper divisors (45429879130).

90101211302 is a wasteful number, since it uses less digits than its factorization.

90101211302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70963.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 90101211302 in words is "ninety billion, one hundred one million, two hundred eleven thousand, three hundred two".