2011421132402 has 16 divisors (see below), whose sum is σ = 3292827291072. Its totient is φ = 913890418320.

The previous prime is 2011421132393. The next prime is 2011421132407. The reversal of 2011421132402 is 2042311241102.

It is not an unprimeable number, because it can be changed into a prime (2011421132407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19543238 + ... + 19645889.

It is an arithmetic number, because the mean of its divisors is an integer number (205801705692).

Almost surely, 2^{2011421132402} is an apocalyptic number.

2011421132402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2011421132402 is a deficient number, since it is larger than the sum of its proper divisors (1281406158670).

2011421132402 is a wasteful number, since it uses less digits than its factorization.

2011421132402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39191473.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 2011421132402 its reverse (2042311241102), we get a palindrome (4053732373504).

The spelling of 2011421132402 in words is "two trillion, eleven billion, four hundred twenty-one million, one hundred thirty-two thousand, four hundred two".