10211331402 has 24 divisors (see below), whose sum is σ = 22171945536. Its totient is φ = 3396485736.

The previous prime is 10211331371. The next prime is 10211331407. The reversal of 10211331402 is 20413311201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10211331407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598978 + ... + 615789.

It is an arithmetic number, because the mean of its divisors is an integer number (923831064).

Almost surely, 2^10211331402 is an apocalyptic number.

10211331402 is an abundant number, since it is smaller than the sum of its proper divisors (11960614134).

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

10211331402 is a wasteful number, since it uses less digits than its factorization.

10211331402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215242 (or 1215239 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10211331402 its reverse (20413311201), we get a palindrome (30624642603).

The spelling of 10211331402 in words is "ten billion, two hundred eleven million, three hundred thirty-one thousand, four hundred two".