1020011623051 has 8 divisors (see below), whose sum is σ = 1065390337440. Its totient is φ = 974718773952.

The previous prime is 1020011623027. The next prime is 1020011623093. The reversal of 1020011623051 is 1503261100201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020011623051 - 2¹⁷ = 1020011491979 is a prime.

It is a super-2 number, since 2×1020011623051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020011623151) 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, 21442036 + ... + 21489553.

It is an arithmetic number, because the mean of its divisors is an integer number (133173792180).

Almost surely, 2^{1020011623051} is an apocalyptic number.

1020011623051 is a deficient number, since it is larger than the sum of its proper divisors (45378714389).

1020011623051 is a wasteful number, since it uses less digits than its factorization.

1020011623051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42932645.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 1020011623051 its reverse (1503261100201), we get a palindrome (2523272723252).

The spelling of 1020011623051 in words is "one trillion, twenty billion, eleven million, six hundred twenty-three thousand, fifty-one".